Ibrahim, N., Varricchio, D. J., Sereno, P. C., Wilson, J. A., Dutheil, D. B., Martill, D. M., . . . Zouhri, S. (2014). Dinosaur Footprints and Other Ichnofauna from the Cretaceous Kem Kem Beds of Morocco. Public Library of Science.

Ibrahim, Nizar, David J. Varricchio, Paul C. Sereno, Jeff A. Wilson, Didier B. Dutheil, David M. Martill, Lahssen Baidder, و Samir Zouhri. Dinosaur Footprints and Other Ichnofauna From the Cretaceous Kem Kem Beds of Morocco. Public Library of Science, 2014.

Ibrahim, Nizar, et al. Dinosaur Footprints and Other Ichnofauna From the Cretaceous Kem Kem Beds of Morocco. Public Library of Science, 2014.