Saleh, D., and S. Mugiyono. “KUALITAS SPERMATOZOA AYAM SENTUL”. PROSIDING SEMINAR NASIONAL TEKNOLOGI AGRIBISNIS PETERNAKAN (STAP), Vol. 5, May 2018, pp. 109-17, http://jnp.fapet.unsoed.ac.id/index.php/psv/article/view/27.