TY - BOOK AU - Meledina,S.V. TI - Ammonites and zonal stratigraphy of Bajocian-Bathonian of Siberia: Transactions of the Institute of Geology and Geophysics T2 - International Geological Congress, 18e Session, Great Britain, 1948 PY - 1973/// PB - Publishing House Nauka, Siberian Branch, Novosibirsk KW - Conferences - Meetings ER -