TY  - BOOK
AU  - Raaben,M.E.
TI  - Conophytons in the Ryphean of the USSR and their stratigraphic importance: Transactions
T2  - 20e Congreso Geologico Internacional, Mexico 1956
PY  - 1965///
PB  - Publishing Office Science, Moscow
KW  - Conferences - Meetings
ER  -