Vera, R. R., and C. A. Ramírez-Restrepo. “Complementary Use of Neotropical Savanna and Grass-Legume Pastures for Early Weaning and Effects on Growth and Metabolic Status of Weaners and Inter-Calving Intervals of Dams”. Tropical Grasslands-Forrajes Tropicales, vol. 5, no. 2, May 2017, pp. 50-65, doi:10.17138/tgft(5)50-65.