Andreev, P.S. & Motchurova-Dekova, N. (2010)
Checklist of the fossil shark and bony fish teeth (Elasmobranchii and Actinopterygii) housed at the National Museum of Natural History, Sofia.
Bulletin of the Natural History Museum, 3: 115–129
Jagt, J.W.M. & Motchurova-Dekova, N. & Ivanov, P. & Cappetta, H. & Schulp, A.S. (2006)
Latest Cretaceous mosasaurs and lamniform sharks from Labirinta cave, Vratsa district (northwest Bulgaria): a preliminary note.
Annales Géologiques de la Péninsule Balkanique, 67: 51–63