Malhado, C.H.M. et al. 2011. Genetic improvement and population structure of the Nelore breed in Northern Brazil. Pesquisa Agropecuaria Brasileira. 45, 10 (Jan. 2011), 1109–1116. DOI:https://doi.org/10.1590/S1678-3921.pab2010.v45.9115.