Ley Chong, Nestor, Julio Nápoles Gonzalez, and Julio Manuel Silva Becheran. 2013. “System of Total Administration of Energy Efficiency in a Still of Ethanol of Sugar Cane”. Centro Azúcar Journal 40 (1). http://centroazucar.uclv.edu.cu/index.php/centro_azucar/article/view/282.