E. H. Birgel Junior, J. L. D'Angelino, F. J. Benesi, and E. H. Birgel, “Reference values of the leucogram of the Jersey cattle, raised in São Paulo State”, Braz. J. Vet. Res. Anim. Sci., vol. 38, no. 3, pp. 136–141, Jan. 2001, doi: 10.1590/S1413-95962001000300008.