TY - CPAPER AU - Ferat Shala AU - Ibrahim Krasniqi AU - Naim Ismajli TI - STRATEGIC MANAGEMENT OF SECONDARY RAW MATERIALS - FLY ASH UTILIZATION IN ROAD CONSTRUCTION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2017 17th International Multidisciplinary Scientific GeoConference PY - 2017 SP - 797 EP - 804 DO - 10.5593/sgem2017/53/s21.099 PB - STEF92 Technology ER -