S.A. Bilbey, Cleveland-Lloyd Dinosaur Quarry - age, stratigraphy and depositional environments, in Carpenter, K.; Chure, D.; and Kirkland, J.I. (eds.) (a cura di), The Morrison Formation: An Interdisciplinary Study, Modern Geology 22, Taylor and Francis Group, 1998, pp. 87–120, ISSN 0026-7775 (WC · ACNP).
S.A. Bilbey, Cleveland-Lloyd Dinosaur Quarry - age, stratigraphy and depositional environments, in Carpenter, K.; Chure, D.; and Kirkland, J.I. (eds.) (a cura di), The Morrison Formation: An Interdisciplinary Study, Modern Geology 22, Taylor and Francis Group, 1998, pp. 87–120, ISSN 0026-7775 (WC · ACNP).
John Foster, Allosaurus fragilis, in Jurassic West: The Dinosaurs of the Morrison Formation and Their World, Bloomington, Indiana, Indiana University Press, 2007, pp. 170–176, ISBN978-0-253-34870-8, OCLC77830875.