Author: Szczepanek, K., 1971.:
Title: The Staszów karst in the light of palaeobotanical studies.
Description: Acta Palaeobot., 12(2): pp. [ii],63-140, 6 photogr. views on 3 pls., 37 photos of seeds and nutlets on 2 pls., 16 fold. diagrs. in pocket, 11 figs. in text, refs. Orig. wrs. - Polish text with English summary, captions to all illustrations in Polish and English.

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