Enlace original:
https://wedocs.unep.org//handle/20.500.11822/7958
United Nations Environment Programme
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[Global trends in sustainable energy investment 2007: analysis of trends and issues in the financing of renewable energy and energy efficiency in OECD and developing countries]
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Global trends in sustainable energy investment 2007: analysis of trends and issues in the financing of renewable energy and energy efficiency in OECD and developing countries