Adekunle, E., S. Ojo, O. Iyanda, O. Oderinwale, O. Akosile, T. Sorongbe, and J. Daramola. “Vitamin E Supplement in Tris-Pumpkin Seed Extenders on Sperm Viability and Fertilizing Parameters of West African Dwarf Goat Bucks Chilled at 4oC”. Nigerian Journal of Animal Science, vol. 24, no. 3, May 2023, pp. 16-27, https://njas.org.ng/index.php/php/article/view/914.