TY - CPAPER AU - Paul Marc TI - THE IMPACT OF FLY ASHES ON THE CHARACTERISTICS OF 50/70 BITUMEN T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ENERGY AND CLEAN TECHNOLOGIES PY - 2014 DO - 10.5593/sgem2014/b42/s18.032 PB - Stef92 Technology ER -