Dzevochko, O., M. Podustov, A. Dzevochko, and V. Panasenko. “Construction of a Mathematical Model of the Film Absorber for Sulfating Two-Component Mixtures of Organic Substances”. Eastern-European Journal of Enterprise Technologies, vol. 6, no. 6 (114), Dec. 2021, pp. 15-22, doi:10.15587/1729-4061.2021.246612.