Filho, Orlando Monteiro de Carvalho, et al. “Leucena Versus Coconut Meal As Supplement for Grazing Lactating Cows”. Pesquisa Agropecuaria Brasileira, vol. 23, no. 10, Apr. 2014, pp. 1181-7, doi:10.1590/S1678-3921.pab1988.v23.14063.