Nosike, R., O. Nwakpu, R. Nwose, U. Isaac, K. Akinsola, C. Nwachukwu, J. Nathaniel, C. Nwaokoro, and D. Onunkwo. “Characterization of Indigenous Cattle Genotypes Based on Blood Parameters in the Humid Tropics”. Nigerian Journal of Animal Science, vol. 22, no. 1, July 2020, pp. 60-67, https://www.ajol.info/index.php/tjas/article/view/197150.