Vassilka Mladenova

Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev, bl. 24, 1113 Sofia, Bulgaria
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Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev, bl. 24, 1113 Sofia, Bulgaria
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Sofia University “St. Kliment Ohridski”, 15 Tsar Osvoboditel Blvd., 1504 Sofia, Bulgaria
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National Institute of Geophysics, Geodesy and Geography, Acad. G. Bonchev, bl. 3, 1113 Sofia, Bulgaria
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Geological Institute, Bulgarian Academy of Sciences, Acad. G. Bonchev, bl. 24, 1113 Sofia, Bulgaria

Volume 45 - December 2016

Institute of Geography, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria
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Department of Geology and Geography, Sofia University, 1504 Sofia, Bulgaria
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Department of Geology and Geography, Sofia University, 1504 Sofia, Bulgaria
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Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Volume 39 1-2 September 2010

Department of Mineralogy, Petrology and Economic Geology, Sofia University St. Kl. Ohridski, 1504 Sofia, Bulgaria
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Geographical Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria
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Department of Landscape Ecology and Environmental Protection, Sofia University St. Kl. Ohridski, 1504 Sofia, Bulgaria
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Insit. of Mineralogy, Museum of Natural History, Humboldt-University of Berlin, Invalidenstrasse 43, D-10099 Berlin, Germany
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Department of Mineralogy, Petrology and Economic Geology, Sofia University St. Kl. Ohridski, 1504 Sofia, Bulgaria
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Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

Volume 39 1-2 September 2010