Bibliographia balcanica: Bulletin of the Geol ogical Society of Greece, Vol. 25 (1991)

Pages: 
p. 70
Geological Institute, Bulgarian A cademy of Sciences, 1113 Sofia
Abstract: 

No abstract is available for this article.

VOLUME 22 (3)/June 1992

Geological Institute, Bulgarian Academy of Sciences, 1113 Sofia
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Sofia University "K. Ohridski", 1000 Sofia

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