TY - CPAPER AU - Mihaela Popescu TI - PROBLEMS POSED BY INDUSTRIAL WASTE ADMINISTRATION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference PY - 2012 DO - 10.5593/sgem2012/s21.v4013 PB - Stef92 Technology ER -