Taxonimic composition and systematics of late cretaceous lizard assemblages from Ukhaa Tolgod and adjacent localities, Mongolian Gobi desert /
Gao Keqin, Mark A. Norell.
-- New York : American Museum of Natural History, 2000
- 118 p. il. --
(Bulletin of the American Museum of Natural History, ISSN 0003-0090 ; 249).