Orenburgskai︠a︡ I︠U︡ra
By: D. Sokolovʺ
Series: Geologii︠a︡ Rossïi -- t. 3, ch. 2, vyp. 8
Publisher: Geologicheskai︠a︡ komitet
Published: 1921
Place of publication: Peterburgʺ
Language: rus
Number of pages: 15
Subjects: Stratigraphic Geology; Geology
Notes: Cover title.

Bibliography: p. 14-15.