Policy options for sustainable river sand mining in Sri Lanka
Autor principal: | |
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Autor Corporativo: | |
Formato: | Livro |
Idioma: | English |
Publicado em: |
Singapore
Economu and Environment Program for Southeast Asia
2010.Asian Development Bank, 2010.
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coleção: | EEPSEA research report
no.2010-RR7 |
Assuntos: |