Stoyan Georgiev

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; Institute of Geochemistry and Petrology, ETH, 8092 Zurich, Switzerland
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Institute of Geochemistry and Petrology, ETH, 8092 Zurich, Switzerland
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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

Volume 46 2 November 2017

Bulgarian Academy of Sciences, Geological Institute, Department of Geochemistry and Petrology, Acad.G.Bonchev-Str. Build. 24, 1113 Sofia, Bulgaria
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Research Institute “Geology and Geophysics” AD, 23 Sitnyakovo Blvd., 1505 Sofia
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Sofia University “St. Kliment Ohridski”, FGG

Volume 39 1-2 September 2010

Geological Institute, Department of Geochemistry and Petrology, Bulgarian Academy of Sciences, Acad.G.Bonchev-Str. Build. 24, 1113 Sofia, Bulgaria
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Geological Institute, Department of Geochemistry and Petrology, Bulgarian Academy of Sciences, Acad.G.Bonchev-Str. Build. 24, 1113 Sofia, Bulgaria
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Institute of Geochemistry and Petrology, ETH, 8092 Zurich, Switzerland
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Geological Institute, Department of Geochemistry and Petrology, Bulgarian Academy of Sciences, Acad.G.Bonchev-Str. Build. 24, 1113 Sofia, Bulgaria; Institute of Geochemistry and Petrology, ETH, 8092 Zurich, Switzerland
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Geological Institute, Department of Geochemistry and Petrology, Bulgarian Academy of Sciences, Acad.G.Bonchev-Str. Build. 24, 1113 Sofia, Bulgaria
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Institute of Geology, Faculty of Natural and Technical Sciences, University "Goce Delcev"-Stip, 2000 Stip, FYR Macedonia
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Volume 39 1-2 September 2010