Yahaya, Ahmed, James O. Olopade, Hyelduku D. Kwari, and Ibrahim M. Wiam. 2012. “Osteometry of the Skull of One-Humped Camels. Part I: Immature Animals”. Italian Journal of Anatomy and Embryology 117 (1):23-33. https://oajournals.fupress.net/index.php/ijae/article/view/1109.