@inproceedings{sgem2026paper, title = {TYPES OF ANTHROPOGENIC IMPACT ON WATER QUALITY IN THE CHEPINSKA AND CHEPELARSKA RIVER BASINS USING WATER QUALITY INDICES AND AIRBUS DEFENCE AND SPACE PLEIADES-1A AND SPOT 6 SATELLITE DATA}, author = {Emilia Tcherkezova and Marian Varbanov and Gergana Metodieva and Kristina Gartsiyanova and Stefan Genchev}, booktitle = {SWS 2026 Conference Preprints}, year = {2026}, pages = {}, publisher = {STEF92 Technology}, doi = {} }