アイカケラトプス
1 2 3 4 5 Ősi, Attila; Butler, R.J.; Weishampel, David B. (2010-05-27). “A Late Cretaceous ceratopsian dinosaur from Europe with Asian affinities”. Nature 465 (7297): 466–468. doi:10.1038/nature09019. PMID 20505726.
↑ Ősi, Attila; Butler, R.J.; Weishampel, David B. (2010-05-27). “A Late Cretaceous ceratopsian dinosaur from Europe with Asian affinities (supplementary data)”. Nature 465 (7297): 466–468. doi:10.1038/nature09019. PMID 20505726. http://www.nature.com/nature/journal/v465/n7297/extref/nature09019-s1.pdf 2010年5月29日閲覧。.