TY - CPAPER AU - Antonina Kovacheva AU - Diana Rabadjieva AU - Radost Ilieva AU - Rumiana Gergulova TI - POLLUTION ASSESSMENT OF THE RIVERS FLOWING THROUGH BULGARIAN CITIES. A COMPARATIVE STUDY T2 - 24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Ecology, Economics, Education and Legislation, Vol 24, Issue 5.1 PY - 2024 SP - 189 EP - 196 DO - 10.5593/sgem2024/5.1/s20.26 PB - STEF92 Technology ER -