J. C. dos S. Breda, L. E. Kozicki, M. S. Segui, A. M. Grebogi, R. R. Weiss, e M. A. F. Bertol, “Pregnancy and repeat breeding rate of high producing dairy cows for morning, evening or night artificial insemination”, Rev. Acad. Ciênc. Anim., vol. 12, nº 4, p. 236–242, out. 2014.