Author:

Lyuber,A.A.

Year:

1938

Title:

Spores and pollen from the Permian coal formations of the USSR.

Foreign title:

Spory i pyl'tsa iz Ugley Permskikh Otloshenniy Sssr

Reference:

Lyuber,A.A. (1938) Spores and pollen from the Permian coal formations of the USSR. [ Spory i pyl'tsa iz Ugley Permskikh Otloshenniy Sssr ] Problems of Soviet Geology # 2 P. 150- 160

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