Umaru, M. ., A. . Bello, and S. . Ismail. “Morphometric Studies on the Female Genitalia of the Local Domestic Cat (felis Catus Catus) in North West Nigeria”. Health, Safety and Environment , vol. 1, no. 3, July 2013, pp. 67-74, http://sjournals.com/index.php/hse/article/view/413.