Stratigraphic palynology of the Stephanian and Permian.
Foreign title:
stratigraphie palynologique du Stephanien et du Permien
Reference:
Alpern,B. (1964)
Stratigraphic palynology of the Stephanian and Permian. [ stratigraphie palynologique du Stephanien et du Permien ] Reunion of the International Commission of Paleozoic Microflora,5th,Report of Group No.4
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