VANNUCCHI, C. I.; SANTOS, S. E. C. dos; VISINTIN, J. A. In vitro viability of canine spermatozoa frozen in tris-fructose-citric acid extender with ethylene glycol. Brazilian Journal of Veterinary Research and Animal Science, [S. l.], v. 36, n. 4, p. 205-211, 1999. DOI: 10.1590/S1413-95961999000400007. Disponível em: https://www.revistas.usp.br/bjvras/article/view/5748. Acesso em: 22 mar. 2023.