Tanya Igneva, Boyan Borisov, Emil Tsanov, Dobril Valchev. "MODEL HYETOGRAPHS FOR SEWER NETWORKS IN BULGARIA." 25th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2025, Water Resources, Forest, Marine, and Ocean Ecosystems, Vol25, Issue 3.1 (2025): 161-168. https://doi.org/10.5593/sgem2025/3.1/s11.20