TY - CPAPER AU - Roxana Popa TI - RESEARCH ON THE CONCENTRATION OF THE SEDIMENTABLE POWDERS IN THE AIR OF THE INDUSTRIAL AREA OF T RGU-JIU MUNICIPALITY T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, ENERGY AND CLEAN TECHNOLOGIES PY - 2015 DO - 10.5593/sgem2015/b41/s19.132 PB - Stef92 Technology ER -