Policy options for sustainable river sand mining in Sri Lanka
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Körperschaft: | |
Format: | Buch |
Sprache: | English |
Veröffentlicht: |
Singapore
Economu and Environment Program for Southeast Asia
2010.Asian Development Bank, 2010.
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Schriftenreihe: | EEPSEA research report
no.2010-RR7 |
Schlagworte: |