Bustamante Filho, I. C., Silva, J. F. S., & Jobim, M. I. M. (2005). Apoptosis in spermatozoa: a new approach in sperm viability evaluation. Semina: Ciências Agrárias, 26(3), 395–404. https://doi.org/10.5433/1679-0359.2005v26n3p395