Thomas D. Carr, Williamson, Thomas E.; & Schwimmer, David R., [0119:ANGASO2.0.CO;2 A new genus and species of tyrannosauroid from the Late Cretaceous (middle Campanian) Demopolis Formation of Alabama], in Journal of Vertebrate Paleontology, vol. 25, n. 1, 2005, pp. 119–143, DOI:10.1671/0272-4634(2005)025[0119:ANGASO]2.0.CO;2.
Brian T. Roach e Brinkman, Daniel T., [103:AROCPH2.0.CO;2 A reevaluation of cooperative pack hunting and gregariousness in Deinonychus antirrhopus and other nonavian theropod dinosaurs], in Bulletin of the Peabody Museum of Natural History, vol. 48, n. 1, 2007, pp. 103–138, DOI:10.3374/0079-032X(2007)48[103:AROCPH]2.0.CO;2.
David A. Eberth e McCrea, Richard T., Were large theropods gregarious?, in Journal of Vertebrate Paleontology, vol. 21, Supplement to 3 – Abstracts of Papers, 61st Annual Meeting of the Society of Vertebrate Paleontology, 2001, pp. 46A, DOI:10.1080/02724634.2001.10010852.(published abstract only)
Thomas D. Carr, Williamson, Thomas E.; & Schwimmer, David R., [0119:ANGASO2.0.CO;2 A new genus and species of tyrannosauroid from the Late Cretaceous (middle Campanian) Demopolis Formation of Alabama], in Journal of Vertebrate Paleontology, vol. 25, n. 1, 2005, pp. 119–143, DOI:10.1671/0272-4634(2005)025[0119:ANGASO]2.0.CO;2.
Brian T. Roach e Brinkman, Daniel T., [103:AROCPH2.0.CO;2 A reevaluation of cooperative pack hunting and gregariousness in Deinonychus antirrhopus and other nonavian theropod dinosaurs], in Bulletin of the Peabody Museum of Natural History, vol. 48, n. 1, 2007, pp. 103–138, DOI:10.3374/0079-032X(2007)48[103:AROCPH]2.0.CO;2.
David A. Eberth e McCrea, Richard T., Were large theropods gregarious?, in Journal of Vertebrate Paleontology, vol. 21, Supplement to 3 – Abstracts of Papers, 61st Annual Meeting of the Society of Vertebrate Paleontology, 2001, pp. 46A, DOI:10.1080/02724634.2001.10010852.(published abstract only)