Sumaye, R.D., B. Jullu, J.D. Mlangwa, and W.D. Semuguruka. 2004. “Determinants of Kid Mortality in Strains of Local Goats in a Research Herd in Morogoro, Tanzania”. Tanzania Veterinary Journal 23 (1):32-45. https://tvj.sua.ac.tz/vet2/index.php/TVJ/article/view/416.