Isaienko, V., Madzhd, S., Pysanko, Y., Nikolaiev, K., Bovsunovskyi, E. and Cherniak, L. 2019. Development of a procedure for determining the basic parameter of aquatic ecosystems functioning ‒ environmental capacity. Eastern-European Journal of Enterprise Technologies. 1, 10 (97) (Feb. 2019), 21–28. DOI:https://doi.org/10.15587/1729-4061.2019.157089.