Chiba, K.; Ryan, M. J.; Fanti, F.; Loewen, M. A.; Evans, D. C. New material and systematic re-evaluation of Medusaceratops lokii (Dinosauria, Ceratopsidae) from the Judith River Formation (Campanian, Montana). Journal of Paleontology. 2018, 92 (2): 272–288. ISSN 0022-3360. doi:10.1017/jpa.2017.62.
Hone, D. W. E.; Wang, K.; Sullivan, C.; Zhao, X.; Chen, S.; Li, D.; Ji, S.; Ji, Q.; Xu, X. A new, large tyrannosaurine theropod from the Upper Cretaceous of China. Cretaceous Research. 2011, 32 (4): 495–503. ISSN 0195-6671. doi:10.1016/j.cretres.2011.03.005.
Li, Y.; He, H.; Deng, C.; Pan, Y.; Ji, Q.; Wang, C.; Zheng, D.; Zhu, R. 40Ar/39Ar dating results from the Shijiatun Formation, Jiaolai Basin: New age constraints on the Cretaceous terrestrial volcanic-sedimentary sequence of China. Anais da Cretaceous Research. 2018, 86. ISSN 0195-6671. doi:10.1016/j.cretres.2018.03.003.
Chiba, K.; Ryan, M. J.; Fanti, F.; Loewen, M. A.; Evans, D. C. New material and systematic re-evaluation of Medusaceratops lokii (Dinosauria, Ceratopsidae) from the Judith River Formation (Campanian, Montana). Journal of Paleontology. 2018, 92 (2): 272–288. ISSN 0022-3360. doi:10.1017/jpa.2017.62.
Hone, D. W. E.; Wang, K.; Sullivan, C.; Zhao, X.; Chen, S.; Li, D.; Ji, S.; Ji, Q.; Xu, X. A new, large tyrannosaurine theropod from the Upper Cretaceous of China. Cretaceous Research. 2011, 32 (4): 495–503. ISSN 0195-6671. doi:10.1016/j.cretres.2011.03.005.
Li, Y.; He, H.; Deng, C.; Pan, Y.; Ji, Q.; Wang, C.; Zheng, D.; Zhu, R. 40Ar/39Ar dating results from the Shijiatun Formation, Jiaolai Basin: New age constraints on the Cretaceous terrestrial volcanic-sedimentary sequence of China. Anais da Cretaceous Research. 2018, 86. ISSN 0195-6671. doi:10.1016/j.cretres.2018.03.003.