H. R. Perez, H. M. G. Netro, P. T. Rodríguez, M. D. Durán, A. M. B. Acosta, and M. Diaw, “A combination of taurine and caffeine maintains sperm quality in equine semen during chilled storage”, J. Adv. Vet. Anim. Res, vol. 8, no. 4, pp. 635–641, Nov. 2021.