Xu, X., J. N. Choiniere, M. Pittman, Q. Tan, D. Xiao, Z. Li, L. Tan, J. M. Clark, M. A. Norell, D. W. E. Hone, and C. Sullivan. “A New Dromaeosaurid (Dinosauria: Theropoda) from the Upper Cretaceous Wulansuhai Formation of Inner Mongolia, China”. Zootaxa, vol. 2403, no. 1, Mar. 2010, pp. 1–9, doi:10.11646/zootaxa.2403.1.1.