Title: Litologii︠a︡ i poleznye iskopaemye terrigennogo devona Glavnogo poli︠a︡
First published: 1975
Subjects: Geology, Stratigraphic, Ore-deposits, Petrology, Stratigraphic Geology
Places: Northwestern Russia
Time periods: Devonian
LC classification: QE451R8 K87, QE451R8 K87