Plantwide Control: A New Design Procedure and Its Application at Liquefied Petroleum Gas Facility (LPGF) PlantToto Haksoro, Safira Firdaus Mujiyanti, Aulia Siti Aisjah and Totok Ruki BiyantoE3S Web Conf., 190 (2020) 00039DOI: https://doi.org/10.1051/e3sconf/202019000039