“Quality of Cauda Epididymal Spermatozoa of Ongole Crossbred Bull in Skim Milk, Tris, and Citrate Extenders Added with Egg Yolk” (2011) Animal Production: Indonesian Journal of Animal Production, 10(1). Available at: https://jap.fapet.unsoed.ac.id/index.php/JAP/article/view/1184 (Accessed: 30 October 2026).