Reis, Silvia J., et al. “Utilization of Concentrate by Beef Calves Proceeding from Integral Milk and Replacer Feedings”. Pesquisa Agropecuaria Brasileira, vol. 21, no. 3, Apr. 2014, pp. 323-6, https://doi.org/10.1590/S1678-3921.pab1986.v21.14750.