«Effect of Surgical and Immunological Castration on Haematological Variables, Reproductive Hormones and Ejaculate Characteristics in Mongrel Dogs» (2021) Nigerian Journal of Physiological Sciences, 31(1), p. 037–042. Disponible a: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1850 (Consulta: 6 abril 2026).