| Title | Natural Oxidation of Black Carbon in Soils: Changes in Molecular Form and Surface Charge Along a Climosequence |
| Publication Type | Journal Article |
| Year of Publication | 2008 |
| Authors | Cheng, C. H., Lehmann J., and Engelhard M. |
| Journal | Geochimica et Cosmochimica Acta |
| Volume | 72 |
| Pagination | 1598-1610 |