Babichenko, A., Velma, V., Babichenko, J., Kravchenko, Y., & Krasnikov, I. (2017). System analysis of the secondary condensation unit in the context of improving energy efficiency of ammonia production. Eastern-European Journal of Enterprise Technologies, 2(6 (86), 18–26. https://doi.org/10.15587/1729-4061.2017.96464