(2013) “ACIDIFICATION OF RAW SLUDGE AS A WAY OF EASILY OXIDIZED ORGANICA FOR BIOLOGICAL PHOSPHORUS REMOVAL AT ANAEROBIC WASTEWATER TREATMENT”, Municipal economy of cities. Series: «Economy science», (93), pp. 220–225. Available at: https://khges.kname.edu.ua/index.php/khges/article/view/1265 (Accessed: 16 June 2025).