Okon, U. A., and B. N. Etim. “Citrus Aurantifolia Impairs Fertility Facilitators and Indices in Male Albino Wistar Rats”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 3, no. 3, Jan. 2017, pp. 640-5, https://www.ijrcog.org/index.php/ijrcog/article/view/1019.