TY - CPAPER AU - Cristian Jura TI - GENERAL VIEWS ON ENVIRONMENT PROTECTION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference PY - 2012 DO - 10.5593/sgem2012/s20.v5058 PB - Stef92 Technology ER -