Carroll, R. L.; Dong, Z.-M. Hupehsuchus, an Enigmatic Aquatic Reptile from the Triassic of China, and the Problem of Establishing Relationships. Philosophical Transactions of the Royal Society B: Biological Sciences. 1991, 331 (1260): 131–153. doi:10.1098/rstb.1991.0004.
Chinese Fossil Vertebrates by Spencer G. Lucas
The World Encyclopedia of Dinosaurs and Prehistoric Creatures by Dougal Dixon