Vaz, Ricardo Zambarda, et al. “Genetic Group and Heterosis on Morphometric Measurements During the Growth of Male Beef Cattle”. Semina: Ciências Agrárias, vol. 37, no. 4Supl1, Sept. 2016, pp. 2759-72, doi:10.5433/1679-0359.2016v37n4Supl1p2759.