Atencio García V. J., J. A. Espinosa, Martínez J. G., and S. C. Pardo Carrasco, “Insemination of bocachico fish (Prochilodus magdalenae) with fresh or cryopreserved semen: effect of spermatozoa/oocyte ratio”, Rev. colomb. cienc. pecu., vol. 28, no. 4, pp. 347–355, Oct. 2015.