Martínez-Trejo G., M. E. Ortega-Cerrilla, L. L. Landois Palencia, A. Pineda Osnaya, and Pérez Pérez J., “Productive performance and ruminal variables of lambs fed urea-treated maize stover”, Remexca, vol. 3, no. 6, pp. 1157–1170, Jun. 2018, doi: 10.29312/remexca.v3i6.1369.