RADEVA, Kalina; MARCHEVA, Zvezdelina; MATEV, Simeon; TAMBURADZHIEV, Ilia. Assessment of Surface Water quality in Highly Urbanized Areas: A Case Study of the Vladayska River in Sofia. Geographica Pannonica, [S. l.], v. 29, n. 1, 2025. DOI: 10.5937/gp29-54683. Dostupno na: https://asistent.ceon.rs/index.php/geopan/article/view/54683. Pristupljeno: 12 jul. 2026.