Vargas, J., Ben?tez, D., Torres, V., Vel?zquez, F., & Erazo, O. (2011). Typification of the cattle farms in the mountain feet of Los R?os and Cotopaxi provinces of the Republic of Ecuador. Cuban Journal of Agricultural Science, 45(4). Retrieved from https://cjascience.com/index.php/CJAS/article/view/97