@misc{Frech_Fritz_(1861-1917)_Fossilium,
 author={Frech, Fritz (1861-1917)},
 copyright={Biblioteka Politechniki Gdańskiej},
 howpublished={online},
 publisher={W. Junk},
 language={ger},
 type={czasopismo},
 title={Fossilium Catalogus. I, Animalia. Pars 1: F. Frech, Ammoneae Devonicae (Clymeniidae, Aphyllidae, Gephyroceratidae, Cheiloceratidae)},
 keywords={paleontologia, czasopisma},
}