K. THUTWA, R. G. CHABO, P. M. KGWATALALA, and S. J. NSOSO, “Indigenous pig genetic resources: Preliminary documentation of current status and population trend of Tswana pigs in three districts of Botswana”, Indian J of Anim Sci, vol. 92, no. 11, pp. 1296–1299, Nov. 2022.