ERTUGRUL KAYA. "ENVIRONMENTAL IMPACT OF AGGREGATE QUARRIES IN THE CEBECI DISTRICT ON THE AIR QUALITY OF THE REGION." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on ENERGY AND CLEAN TECHNOLOGIES (2013). https://doi.org/10.5593/sgem2013/bd4/s19.015