TY - CPAPER AU - Dimitar Nikolov AU - Cvetan Dimitrov TI - ANALYSIS OF THE VARIABILITY OF THE WINTER PRECIPITATIONS AND TEMPERATURES IN TWO MOUNTAIN REGIONS OF BULGARIA T2 - SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies PY - 2022 SP - 271 EP - 278 DO - 10.5593/sgem2022/4.1/s19.35 PB - STEF92 Technology ER -