Xing Xu
Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, 142 Xiwai Street, Beijing 100044, China
Wang Xiaolin, Wang Yuanqing, Jin Fan, Xu Xing and Wang Yuan, 1999. "Vertebrate asemblages of the Jehol biota in western Liaoning, China," Proceedings of the Seventh Annual Meeting of the Chinese Society of Vertebrate Paleontology, Wang Yuanqing and Deng Tao, eds., China Ocean Press, Beijing: 1-12 [in Chinese with English abstract].
Andres B., Clark J. M. and Xu X., 2010, A new rhamphorhynchid pterosaur from the Upper Jurassic of Xinjiang, China, and the phylogenetic relationships of basal pterosaurs: Jouranl of Vertebrate Paleontologe vol 30, no 1, pp 163-187