@inproceedings{sgem2010paper, title = {REMOVAL OF Hg2+ AND Pb2+ IONS FROM AQUEOUS SOLUTIONS ON CORN COBS BIOMATERIALS II. KINETICS AND SORPTION MECHANISM}, author = {D. S. Stefan and M. Belcu and I. Meghea}, booktitle = {10th International Multidisciplinary Scientific GeoConference SGEM2010}, year = {2010}, pages = {787-794}, publisher = {SGEM Scientific GeoConference}, doi = {} }