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_aBiswas, Margaret R. _912957 |
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_aDesertification _cby Margaret R. Biswas |
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_aOxford : _bPergamon, _c1980 |
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_a523 p. _b: ilus. ; mapas ; gráfs. |
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_aEnvironmental science and applications _v; 12 |
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_aBATCH-UPD _b10 _c20130109 _lUCH01 _h2342 |
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_aBiswas, Asit K. _912955 |
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_aEnvironmental science and applications _v; 12 _937184 |
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