TY - CPAPER AU - Alexander Karamanov AU - Ivanka Georgiev TI - RELATIONSHIP AMONG STRUCTURE, PROPERTIES AND APPEARANCE OF SINTERED GLASS-CERAMICS AND COMPOSITES FROM HAZARDOUS INDUSTRIAL WASTES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 21st SGEM International Multidisciplinary Scientific GeoConference Proceedings 2021, Energy and Clean Technologies PY - 2021 SP - 165 EP - 174 DO - 10.5593/sgem2021/4.1/s18.31 PB - STEF92 Technology ER -