Mortimer, Micheal. "Phylogeny of taxa". The Theropod Database. Archived from the original on 2013-05-16. Retrieved 2013-03-02.
doi.org
Dyke, Gareth J.; Malakhov, D.V.; Chiappe, L.M. (2006). "The marine bird Asiahesperornis from the Cretaceous of northern Kazakhstan". Cretaceous Research. 27 (6): 947–953. doi:10.1016/j.cretres.2006.05.001.
Dyke, Gareth J.; Malakhov, Dmitry V.; Chiappe, Luis M. (2006). "A re-analysis of the marine bird Asiahesperornis". Cretaceous Research. 27 (6): 947–953. doi:10.1016/j.cretres.2006.05.001.
web.archive.org
Mortimer, Micheal. "Phylogeny of taxa". The Theropod Database. Archived from the original on 2013-05-16. Retrieved 2013-03-02.
