TY - CPAPER AU - Cvetan Dimitrov TI - THE CLIMATIC CONDITIONS DURING SUMMER IN BULGARIA AND THEIR INFLUENCE ON COOLING DEGREE DAYS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ENERGY AND CLEAN TECHNOLOGIES PY - 2014 DO - 10.5593/sgem2014/b42/s19.074 PB - Stef92 Technology ER -