Lucica Anghelescu. "USAGE OF BOTTOM ASH FROM COAL COMBUSTION TO REPLACE NATURAL AGGREGATE IN MANUFACTURING OF BUILDING MATERIALS." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Energy and Clean Technologies, 2018, pp. 231-238. https://doi.org/10.5593/sgem2018/4.2/s18.030