«Sperm Conjugates (Association of Several Sperm in the Epididymis) Reach Zone Fertilization in Rats, But Fertilizes Only One Sperm». International Journal of Medical and Surgical Sciences 2, no. 4 (diciembre 1, 2015): 663–670. Accedido junio 27, 2026. https://revistas.uautonoma.cl/index.php/ijmss/article/view/167.