TY - CPAPER AU - Ramona Lile TI - IMPACT OF ECONOMICAL EFFICIENCY OF THE FOREST SHELTER-BELTS FOR COMBATING AIR POLLUTION IN THE ROMANIAN FIELDS 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/b53/s21.041 PB - Stef92 Technology ER -