Title: Verkhnepaleozoĭskai͡a︡ uglenosnai͡a︡ format͡s︡ii͡a︡ prieniseĭskoĭ chasti Tungusskogo basseĭna
Subjects: Coal, Geology, Stratigraphic Geology
Places: Russia (Federation), Tunguska Basin
Time periods: Paleozoic