Title: Fat͡sii i uslovii͡a obrazovanii͡a preimushchestvenno terrigennykh otlozheniĭ devona osnovnoĭ chasti Volgo-Uralʹskoĭ oblasti
Subjects: Stratigraphic Geology, Petrology
Places: Russia (Federation), Ural Mountains Region, Volga River Watershed
Time periods: Devonian