[1]
C. I. Vannucchi, S. E. C. dos Santos, and J. A. Visintin, “In vitro viability of canine spermatozoa frozen in tris-fructose-citric acid extender with ethylene glycol”, Braz. J. Vet. Res. Anim. Sci., vol. 36, no. 4, pp. 205–211, Jan. 1999, doi: 10.1590/S1413-95961999000400007.