Amalina N, N. et al. 2018. Comparative Study of Three Different Extenders on Fresh, Chilled and Cryopreserved Mafriwal Bull’s Sperm. International Journal of Engineering & Technology. 7, 4.43 (Dec. 2018), 127–134. DOI:https://doi.org/10.14419/ijet.v7i4.43.25833.