Lubomir Metodiev

Elitsa Zareva
University of Mining and Geology, Studentski Grad, Prof. Boyan Kamenov Str., 1700 Sofia, Bulgaria

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Valeri Sachanski
University of Mining and Geology, Studentski Grad, Prof. Boyan Kamenov Str., 1700 Sofia, Bulgaria; Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Boris Valchev
University of Mining and Geology, Studentski Grad, Prof. Boyan Kamenov Str., 1700 Sofia, Bulgaria

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Dimitar Sachkov
University of Mining and Geology, Studentski Grad, Prof. Boyan Kamenov Str., 1700 Sofia, Bulgaria

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Miroslav Slavchev
University of Mining and Geology, Studentski Grad, Prof. Boyan Kamenov Str., 1700 Sofia, Bulgaria

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Daniel Yanev
University of Mining and Geology, Studentski Grad, Prof. Boyan Kamenov Str., 1700 Sofia, Bulgaria

Iskar Gorge and Ledenika cave - a brief overview

Volume 53 3 December 2024

Docho Dochev
Department of Geology, Paleontology and Fossil Fuels, Sofia University “St. Kliment Ohridski”, 15 Tsar Osvoboditel Blvd., 1504 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Polina Pavlishina
Department of Geology, Paleontology and Fossil Fuels, Sofia University “St. Kliment Ohridski”, 15 Tsar Osvoboditel Blvd., 1504 Sofia, Bulgaria

Lower Maastrichtian inoceramid bivalves from the Oslen Krivodol section (Western Fore-Balkan, Bulgaria)

Volume 52 3 December 2023

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Marlena Yaneva
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

In memoriam: Professor Stefan Boyanov Shanov, DSc (November 11, 1948 – May 23, 2023)

Volume 52 2 August 2023

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

In memoriam: Professor Angel Yordanov Kunov, DSc (May 15, 1941 – June 28, 2023)

Volume 52 2 August 2023

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Elena Koleva-Rekalova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Docho Dochev
Department of Geology, Palaeontology and Fossil Fuels, Faculty of Geology and Geography, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Louiza Dimowa
Institute of Mineralogy and Crystallography, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 107, 1113 Sofia, Bulgaria

New data on the stratigraphy of the Middle Jurassic siliciclastic rocks from the West Balkan Mountains (West Bulgaria)

Volume 51 1 April 2022

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

In memoriam: Professor Alexandra Vladimirova Harkovska, DSc (January 15, 1935 – October 4, 2021)

Volume 50 3 December 2021

Docho Dochev
Department of Geology, Palaeontology and Fossil Fuels, Faculty of Geology and Geography, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Review of the ammonite genus Pseudokossmaticeras Spath, 1922 from the uppermost Campanian–lower Maastrichtian in Bulgaria

Volume 50 2 August 2021

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Docho Dochev
Department of Geology, Palaeontology and Fossil Fuels, Faculty of Geology and Geography, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Svetlozar Seferinov
Department of Geology, Palaeontology and Fossil Fuels, Faculty of Geology and Geography, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

First record of an erymid lobster (Crustacea, Decapoda) from the upper Bajocian of Northwest Bulgaria

Volume 50 2 August 2021

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

In memoriam: Associate Professor Dimitar Angelov Tronkov (September 29, 1933 – November 30, 2020)

Volume 50 2 August 2021

Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

In memoriam: Deshka Georgieva Bakalova (August 17, 1932 – April 05, 2021)

Volume 50 1 April 2021

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Elena Koleva-Rekalova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Georgi Granchovski
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Fossil holothurian ossicles from the lower Toarcian of the Balkan Mts, Bulgaria

Volume 49 3 December 2020

Polina Pavlishina
Department of Geology, Palaeontology and Fossil Fuels, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Docho Dochev
Department of Geology, Palaeontology and Fossil Fuels, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

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Eliza Vladimirova
Department of Geology, Palaeontology and Fossil Fuels, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

Inoceramid bivalve and dinoflagellate cyst integrated biostratigraphy of the topmost Campanian–Maastrichtian in a part of the Western Fore-Balkan Mountains, northwest Bulgaria

Volume 49 3 December 2020

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

In memoriam: Professor Ivo Sapunov, DSc

Volume 49 3 December 2020

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Todor Nikolov
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

In memoriam: Professor Platon Tchoumatchenco, DSc (May 27, 1935 – August 28, 2019)

Volume 49 1 April 2020

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Ivo Sapunov

Studia breviora: On the "Macrocephalites macrocephalus" Zone of the lower Callovian in NW Bulgaria

Volume 48 3 December 2019

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Rare and little-known ammonites from the Lower and Middle Jurassic of the Western and Central Balkan Mts (Bulgaria)

Volume 48 1 April 2019

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Studia breviora: Advancement in ammonite zonal subdivision of the Aalenian in Bulgaria

Volume 47 2 November 2018

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

In memoriam: Jacques Rey (1940–2018)

Volume 47 1 May 2018

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Ivo Sapunov
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

The ammonite zones of the Bathonian in Bulgaria

Volume 46 2 November 2017

Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Polina Andreeva
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Daniela Reháková
Comenius University, Faculty of Natural Sciences, Department of Geology and Palaeontology, Mlynská dolina G–229, Ilkovičova 6, SK–84215 Bratislava, Slovak Republic

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Jozef Michalík
Slovak Academy of Sciences, Institute of Earth Sciences, Dúbravská 9, P.O. Box 106840 05, Bratislava, Slovak Republic

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Iskra Lakova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Calpionellid biostratigraphy and microfacies analysis of a Tithonian–Berriasian carbonate succession in the Western Srednogorie (Bulgaria)

Volume 46 1 July 2017

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Docho Dochev
Faculty of Geology and Geography, Department of Geology, Palaeontology and Fossil Fuels, Sofia University “St Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

In memoriam: Professor Nikola Angelov Jolkichev, DSc (July 16, 1925 – August 8, 2017)

Volume 46 1 July 2017

Docho Dochev
Faculty of Geology and Geography, Department of Geology, Palaeontology and Fossil Fuels, Sofia University “St. Kliment Ohridski”, 15 Tsar Osvoboditel Blvd, 1504 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

New record of Diplomoceras cylindraceum (Defrance, 1816) from the Maastrichtian of the Western Fore-Balkan (Bulgaria)

Volume 45 - December 2016

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Book review of a recent Edition of the Association of Speleoclubs in Sofia

Volume 45 - December 2016

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lilia Delcheva Dodekova-Sapunova (April 26, 1934 – September 17, 2016)

Volume 45 - December 2016

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Fifty years after the death of July Stephanov (1932-1966)

Volume 45 - December 2016

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia; Bulgaria

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Natalia Tsvetkova
Historical Museum Etropole, 105, Ruski Boulevard, 2108 Etropole, p.o.b. 35, Bulgaria

Lower Bajocian ammonites from the stratotype section of the Etropole Formation kept in the Historical Museum in Etropole (Bulgaria)

Volume 43 1-3 December 2014

Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia, Bulgaria

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Dragoman Rabrenović
Department of Geology, Faculty of Mining and Geology, University of Belgrade, Kamenicka 6, P.O. Box 227, 11000 Belgrade, Serbia

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Iskra Lakova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia, Bulgaria

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Elena Koleva-Rekalova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia, Bulgaria

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Daria Ivanova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia, Bulgaria

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Nenad Malešević
Department of Geology, Faculty of Mining and Geology, University of Belgrade, Kamenicka 6, P.O. Box 227, 11000 Belgrade, Serbia

Biostratigraphy and microfacies of the pelagic carbonates across the Jurassic/Cretaceous boundary in eastern Serbia (Stara Planina–Poreč Zone)

Volume 41 1-3 December 2012

Daria Ivanova
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Elena Koleva-Rekalova
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Iskra Lakova
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Kristalina Stoykova
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Marin Ivanov
Department of Geology & Paleontology, Faculty of Geology & Geography, Sofia University St. K. Ohridski, 15 Tsar Osvoboditel Blvd., 1504 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Platon Tchoumatchenco
Geological Institute, Bulgarian Academy of Sciences, 24 Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

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Dragoman Rabrenović
Department of Geology, Faculty of Mining and Geology, University of Belgrade, 6 Kamenićka Str., 11 000 Belgrade, Serbia

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Vladan Radulović
Department of Geology, Faculty of Mining and Geology, University of Belgrade, 6 Kamenićka Str., 11 000 Belgrade, Serbia

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Nenad Malešević
Department of Geology, Faculty of Mining and Geology, University of Belgrade, 6 Kamenićka Str., 11 000 Belgrade, Serbia

Upper Jurassic – Lower Cretaceous platform-to-basin integrated stratigraphy across the Bulgarian/Serbian border

Volume 39 1-2 September 2010

Elena Koleva-Rekalova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Daria Ivanova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Documentation and correlation of transgressive-regressive cycles from three Lower-Middle Jurassic successions of the Western Balkan Mts, Bulgaria

Volume 36 3-4 December 2007

Lubomir Metodiev
Bulgarian Academy of Sciences, Geological Institute, Sofia 1113

Studia breviora: Notes on the status and application of the Upper Toarcian Haugia variabilis Zone in Bulgaria

Volume 33 1-2 June 2003

Elena Koleva-Rekalova
Geological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

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Kristalina Stoykova
Geological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

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Lubomir Metodiev
Geological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

Pressure dissolution fabrics of some Jurassic and Lower Cretaceous limestones of Western Bulgaria

Volume 32 2-4 December 2002

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia

Grammoceras, Pseudogrammoceras et Podagrosites (Grammoceratinae, Ammonitina) du Toarcien supérieur dans la région du Balkan (Bulgarie). Taxonomie et biostratigraphie

Volume 32 2-4 December 2002

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Studia breviora: First finding of Protogrammoceras (Harpoceratinae, Ammonitina) in the Pliensbachian (Ozirovo Formation), West Bulgaria

Volume 31 3-4 December 2001

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

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Ivo Sapunov
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Aalenian and Lowermost Bajocian ammonites (Hammatoceratinae and early Otoitidae) from the Western and Central Balkan Mountains (Bulgaria)

Volume 31 3-4 December 2001

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

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Ivo Sapunov
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Representatives of the Toarcian ammonite genera Osperleioceras Krimholz, 1957 and Phlyseogrammoceras Buckman, 1901 in Bulgaria

Volume 29 3-4 December 1999

Lubomir Metodiev
Sofia University "St. Kliment Ohridski", Tsar Osvoboditel Blvd., 15, 1000 Sofia, Bulgaria

Toarcian and Aalenian ammonites in a part of the Western Stara Planina Mts., Bulgaria (taxonomy, stratigraphy)

Volume 27 3-4 December 1997

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Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria | Marlena YanevaGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Silviya PetrovaGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria | Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria | Todor NikolovGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria | Ivo Sapunov

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria | Ivo SapunovGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia; Bulgaria | Natalia TsvetkovaHistorical Museum Etropole, 105, Ruski Boulevard, 2108 Etropole, p.o.b. 35, Bulgaria

Lubomir MetodievBulgarian Academy of Sciences, Geological Institute, Sofia 1113

Elena Koleva-RekalovaGeological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia | Kristalina StoykovaGeological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia | Lubomir MetodievGeological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, 1113 Sofia

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria | Ivo SapunovGeological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Lubomir MetodievGeological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria | Ivo SapunovGeological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Lubomir MetodievSofia University "St. Kliment Ohridski", Tsar Osvoboditel Blvd., 15, 1000 Sofia, Bulgaria

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Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Marlena Yaneva
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Silviya Petrova
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

|

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

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Todor Nikolov
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

|

Ivo Sapunov

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Block 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

|

Ivo Sapunov
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 24, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bl. 24, 1113 Sofia; Bulgaria

|

Natalia Tsvetkova
Historical Museum Etropole, 105, Ruski Boulevard, 2108 Etropole, p.o.b. 35, Bulgaria

Lubomir Metodiev
Bulgarian Academy of Sciences, Geological Institute, Sofia 1113

Elena Koleva-Rekalova
Geological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

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Kristalina Stoykova
Geological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

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Lubomir Metodiev
Geological Institute of BAS, 24 Acad. G. Bonchev Sir., BG - 1113 Sofia

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

|

Ivo Sapunov
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Lubomir Metodiev
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

|

Ivo Sapunov
Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Lubomir Metodiev
Sofia University "St. Kliment Ohridski", Tsar Osvoboditel Blvd., 15, 1000 Sofia, Bulgaria