Youssouf, Mopate Logtene, et al. “Carcass Yield of Sahelian Goats in Guera Province at Central-Eastern, Chad”. International Journal of Livestock Research, vol. 9, no. 9, Sept. 2019, pp. 30-36, https://ijlr.org/ojs_journal/index.php/ijlr/article/view/1108.