Author:

Konijnenburg-Cittert,J.H.A.Van

Year:

1971

Title:

In Situ Gymnosperm pollen from the Middle Jurassic of Yorkshire.

Reference:

Konijnenburg-Cittert,J.H.A.Van (1971) In Situ Gymnosperm pollen from the Middle Jurassic of Yorkshire. Acta Botanica Neerlandica Vol. 20 # 1 P. 1- 80

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