METHODS FOR IMPROVING THE EFFICIENCY OF CONTROL OF SEWAGE TREATMENT PLANTS ENVIRONMENTAL SERVICES OF KARELIA (CASE STUDY OF SURFACE RELIEF STORM WATER IN WATER PROJECTS). Municipal economy of cities. Series: «Economy science», [S. l.], n. 107, p. 191–197, 2013. Disponível em: https://khges.kname.edu.ua/index.php/khges/article/view/288. Acesso em: 16 jun. 2025.