Lilia Bocheva. "ANALYSIS OF VARIABILITY AND SEASONAL CLASSIFICATION OF EXTREME LARGE-SCALE PRECIPITATION EVENTS IN BULGARIA." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Energy and Clean Technologies (2019): 851-858. https://doi.org/10.5593/sgem2019/4.1/s19.108