Author:

Tokunaga,S.;Onoe,T.

Year:

1964

Title:

Pollen analyses of the principal Coal Seams in the Ube Coal Field: Part 1.

Reference:

Tokunaga,S. et al. (1964) Pollen analyses of the principal Coal Seams in the Ube Coal Field: Part 1. Bulletin of the Geological Survey of Japan (Chishitsu Chosajo Geppo) Vol. 15 # 2 P. 21- 28

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