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2. Bissonnais, Y.Le, Auzet, V., Valentin, C., 1999. Erosion in France a nationwide assessment. Paper presented at the COST 623 meeting in Brussels.
3. Linkage of USLE and the IDRISI-GIS for estimation of sediment yield form watersheds in the Czech Republic;Dostal,1998
4. Flanagan, D.C., Nearing, M.A., 1995. USDA-Water Erosion Prediction project: Hillslope profile and watershed model documentation. NSERL Report No. 10. USDA-ARS National Soil Erosion Research Laboratory, West Lafayette, IN 47097-1196.
5. Erosion risk assessment in Ghana using USLE: the role of GIS;Folley,1998