G. Bianucci and W. Landini. 1999. Kogia pusilla from the middle Pliocene of Tuscany (Taly) and a phylogenetic analysis of the family Kogiidae (Odontoceti, Cetacea). Rivista Italiana di Paleontologia e Stratigrafia105(3):445-453 [M. Uhen/M. Uhen]
'Kogia belongs to Kogiidae' according to G. Bianucci and W. Landini 1999 'Kogiidae belongs to Physeteroidea' according to G. Bianucci and W. Landini 1999