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Soil Erosion and Host Materials in Africa || EGIS '91: Second European Conference on Geographical Information Systems at the Conference Center in Brussels, Belgium, April 2—5, 1991
Volume:
23
Language:
english
Journal:
GeoJournal
DOI:
10.2307/41145055
Date:
January, 1991
File:
PDF, 244 KB
english, 1991