D. Mpanduji, M. Mgassa, S. Bittegeko, and E. Batamuzi, “Analgesic, Sedative and Locomotion Effects Induced By Lumbobacral Epidural Injection of Xylazine in Goats”, Tanz Vet J, vol. 19, no. 1, pp. 43–52, Mar. 1999.