Author:

Pi©rart,P.

Year:

1965

Title:

Megaspores of the French Stephanian

Foreign title:

Megaspores du Stephanien Francais

Reference:

Pi©rart,P. (1965) Megaspores of the French Stephanian [ Megaspores du Stephanien Francais ] Mededelingen van de Geologische Stichting Vol. 17 P. 27- 30

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