TY - CPAPER AU - Lydia Sobotova TI - ENVIRONMENTAL PROTECTION WITH USING OF NEW SURFACE CLEANING TECHNOLOGIES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION PY - 2015 DO - 10.5593/sgem2015/b51/s20.035 PB - Stef92 Technology ER -