Abanikannda, O. T. F., and O. . Olutogun. “Influence of Inbreeding and Some Environmental Factors on Calving Intervals in N’Dama Cattle of Southwest Nigeria”. Nigerian Journal of Animal Production, vol. 46, no. 3, Dec. 2020, pp. 52-63, doi:10.51791/njap.v46i3.854.