@article{200652, recid = {200652}, author = {Wershaw, R. L.}, title = {Membrane-micelle model for humus in soils and sediments and its relation to humification [microform] /}, publisher = {U.S. Dept. of the Interior, U.S. Geological Survey :}, address = {Denver, Colo. :}, pages = {v, 64 p. :}, year = {1992}, note = {Distributed to depository libraries in microfiche.}, url = {http://library.usi.edu/record/200652}, }