“RESULTS OF APPROBATION OF THE UNIFIED METHODOLOGY FOR COMPREHENSIVE ASSESSMENT OF THE QUALITY OF DECENTRALIZED DRINKING WATER SOURCES IN A LARGE AGRO-INDUSTRIAL REGION” (2025) Proceedings of the YSU C: Geological and Geographical Sciences, 59(2 (266), pp. 192–200. doi:10.46991/PYSUC.2025.59.2.192.