TY - CPAPER AU - Maria Temelkova AU - Marian Varbanov TI - THE WATER SOURCES IN THE WATER SUPPLY SYSTEM OF THE TOWN OF BERKOVITSA T2 - SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Water Resources. Forest, Marine and Ocean Ecosystems PY - 2022 SP - 209 EP - 216 DO - 10.5593/sgem2022/3.1/s12.26 PB - STEF92 Technology ER -