Author
International Geological Congress
2
Akademi︠i︡a nauk SSSR
1
Na︠t︡sionalʹnyĭ komitet geologov Sovetskogo So︠i︡uza
1
O'Flynn, Thomas Simeon Rehill
1
Radde, Gustav, 1831-1903
1
Sakʻartʻvelos SSR mecʻnierebatʻa akademia
1
Savin, S. V.
1
Soviet-Indian Symposium Tbilisi, Georgian S.S.R.
1
Spencer, Edmund
1
University of Oxford
1