American Museum of Natural History & Ni, X. (2007). Discovery of the first early Cenozoic euprimate (Mammalia) from Inner Mongolia. American Museum of Natural History.

American Museum of Natural History and Xijun Ni. Discovery of the First Early Cenozoic Euprimate (Mammalia) from Inner Mongolia. New York: American Museum of Natural History, 2007.

American Museum of Natural History and Xijun Ni. Discovery of the First Early Cenozoic Euprimate (Mammalia) from Inner Mongolia. American Museum of Natural History, 2007.