Olszewska-Nejbert, Danuta, Institute of Geology, University of Warsaw, al. Żwirki i Wigury 93, PL-02-089 Warszawa, Poland
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Vol 65, No 1 (2015) - Articles
Porosphaera globularis (Phillips, 1829) (Porifera, Calcarea) in the Campanian (Upper Cretaceous) of extra-Carpathian Poland
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