Zuzana Bilska. "HEAVY METAL REMOVAL USING GEOPOLYMERS   A MODERN APPROACH FOR POLLUTION CONTROL." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ENERGY AND CLEAN TECHNOLOGIES, 2014. https://doi.org/10.5593/sgem2014/b42/s18.013