TY - BOOK AU - Gurtovaya,E.E. TI - Subdivision of Pre-Zyrianka Quaternary deposits of the northern part of the Ob'River Basin (on the basis of Palynological evidence): Transactions of the Institute of Geology and Geophysics PY - 1975/// PB - Publishing House Nauka, Siberian Branch, Novosibirsk ER -