@inproceedings{inproceedings45ad74e8, title = {Phosphate and sulphate adsorption in soils with variable charge}, author = {Casagrande, J. C. and Borges, M. and Alleoni, Luís Reynaldo Ferracciú and Camargo, O. A.}, year = {2001}, booktitle = {International Symposium on Environmental Biogeochemistry} }