Costa, J.L. da et al. (2007) “INFLUENCE OF SEX IN BIRTH WEIGHT OF CALVES OF THE BOVINE RACES POLLED TABAPUÃ AND POLLED NELORE”, Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics], 8(1), pp. 178–181. doi:10.5216/pat.v8i1.2328.