Ortega, C. G., Hern?ndez, O., Vargas, L., Mendoza, G. D., Mart?nez, P. A., & Avenda?o, L. (2013). Sensitivity analysis of 1996 National Research Council model for supplemented grazing beef cattle. Cuban Journal of Agricultural Science, 44(1). Retrieved from https://cjascience.com/index.php/CJAS/article/view/281