Kriván-Hutter, 1963
From dinoflaj3
Kriván-Hutter, E., 1963: Microplankton from the Palaeogene of the Dorog Basin 1. Annales Universitatis Scientiarum Budapestinensis de Rolando Eotvos Nominatae, Sectio Geologica, v.6, p.71-91, pl.1-6.