Author:

Ettensohn,F.R.;Peppers,R.A.

Year:

1979

Title:

Palynology and biostratigraphy of Pennington Shales and Coals (Chesterian) at selected sites in northeastern Kentucky.

Reference:

Ettensohn,F.R. et al. (1979) Palynology and biostratigraphy of Pennington Shales and Coals (Chesterian) at selected sites in northeastern Kentucky. Journal of Paleontology Vol. 53 # 2 P. 453- 474

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