Nsengwa, G. “An Epizootic of Theileriosis in Cattle Characterised By a Nervous Syndrome, In Ngorongoro District, Tanzania”. Tanzania Veterinary Journal, vol. 13, no. 2, June 1993, pp. 41-44, https://tvj.sua.ac.tz/vet2/index.php/TVJ/article/view/511.