TY  - BOOK
AU  - Sheshegova,L.I.
TI  - Microfossils USSR: Transactions of the Institute of Geology and Geophysics
T2  - Memoir
SN  - 0 11 884515 2
PY  - 1974///
PB  - Nauka Publishers, Siberian Branch, Novosibirsk
ER  -