Kanuya, N.L., J.F. Agger, and K.M. Pedersen. “Assessing The Reproductive Performance of a Tanzanian Dairy Herd: The Importance of Proper Record Keeping”. Tanzania Veterinary Journal 17, no. 3 (September 30, 1997): 63–71. Accessed April 30, 2026. https://tvj2.sua.ac.tz/vet2/index.php/TVJ/article/view/474.