Azura, Sarah, Hermin Ratnani, Suherni Susilowati, Mas’ud Hariadi, Abdul Samik, and Koesnoto Soepranianondo. 2020. “Effect of α-Tocopherol Supplementation in Diluents on the Motility, Viability and Plasma Membrane Integrity of Simmental Bull Spermatozoa After Cooling”. Ovozoa: Journal of Animal Reproduction 9 (1):1-6. https://doi.org/10.20473/ovz.v9i1.2020.1-6.