M. Al-Yawer, A. J. Hassan, F. Y. Haddad, H. Al-Anee, and E. Al-Khateeb, “Effects of AL-Qutub (Tribulus terrestris) on the Spermatogenesis of the Mouse Testis: Histological, Histochemical and Morphometrical Studies”, JFacMedBagdad, vol. 50, no. 2, pp. 246–254, Jul. 2008, doi: 10.32007/jfacmedbagdad.5021290.