Pirola, C., Manenti, F., Galli, F., Bianchi, C., Boffito, D., & Corbetta, M. (2014). Heterogeneously Catalyzed Free Fatty Acids Esterification in (Monophasic Liquid)/Solid Packed Bed Reactors (PBR). Chemical Engineering Transactions, 37, 553-558. https://doi.org/10.3303/CET1437093