1. V. H. Agreda, L. R. Partin, Reactive Distillation Process for the Production of Methyl Acetate, US Patent 4.435.595, 1984.
2. Reactive distillation — industrial applications, process design & scale-up
3. A. A. Backhaus, A Continuous Process for the Manufacture of Esters, U.S. Patent 1.400.849, 1921.
4. A. A. Backhaus, Apparatus for Producing High-grade Eesters, US Patent 1.403.224, 1922.