アヴァケラトプス
1 2 3 4 "Avaceratops." In: Dodson, Peter & Britt, Brooks & Carpenter, Kenneth & Forster, Catherine A. & Gillette, David D. & Norell, Mark A. & Olshevsky, George & Parrish, J. Michael & Weishampel, David B. The Age of Dinosaurs. Publications International, LTD. p. 129. ISBN 0-7853-0443-6.
↑ Penkalski and Dodson, 1999
Dodson, P. (1996). The Horned Dinosaurs. Princeton University Press, Princeton, New Jersey.