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Desertification after the UNCED, Rio 1992 || Sustainable Environmental and Resource Management Futures for Sub-Saharan Africa
Juha I. Uitto and Walther ManshardVolume:
31
Language:
english
Journal:
GeoJournal
DOI:
10.2307/41145922
Date:
September, 1993
File:
PDF, 490 KB
english, 1993