（英文）Horner, John R.; Weishampel, David B.; and Forster, Catherine A. Hadrosauridae. Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.) (编). The Dinosauria 2nd. Berkeley: University of California Press. 2004: 438–463. ISBN 0-520-24209-2.引文使用过时参数coauthors (帮助)
doi.org
（英文）Gates, Terry A.; Sampson, Scott D.; Delgado de Jesús, Carlos R.; Zanno, Lindsay E.; Eberth, David; Hernandez-Rivera, René; Aguillón Martínez, Martha C.; and Kirkland, James I. Velafrons coahuilensis, a new lambeosaurine hadrosaurid (Dinosauria: Ornithopoda) from the Late Campanian Cerro del Pueblo Formation, Coahuila, Mexico. Journal of Vertebrate Paleontology. 2007, 27 (4): 917–930. doi:10.1671/0272-4634(2007)27[917:VCANLH]2.0.CO;2.引文使用过时参数coauthors (帮助)
