Arsenijević, Zorana Lj., et al. “Design and Optimization of a Packed Bed Scrubber for Purification of Waste Gas Containing Ammonium : Technical Paper”. HEMIJSKA INDUSTRIJA (Chemical Industry), vol. 78, no. 3, Sept. 2024, pp. 303-14, https://doi.org/10.2298/HEMIND230911019A.