On ichthyosaur remains from the Cretaceous of the Voronezh Region Arkhangelsky, M. S. ; Averianov, A. O. ; Pervushov, E. M. ; Ratnikov, V. Yu. ; Zozyrev, N. Yu. Abstract Publication: Paleontological Journal Pub Date: May 2008 DOI: 10.1134/S0031030108030106 Bibcode: 2008PalJ...42..287A