J.M. Zamudio-Lara, O.D. Lara-Montano, H. Hernandez-Escoto, S. Hernandez, F. Lopez-Caamal, Practical Controllability and Systematic Tuning in a Control System of Bioethanol Purification, Chemical Engineering Transactions. 74 (2019) 679-684. doi:10.3303/CET1974114.