By Norgaard Richard   Baer Paul   in World Futures: The Journal of General Evolution

ISSN:0260-4027|59|3-4|225-239

Routledge Ltd‎(2003)‎

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By Kallis Giorgos   Martinez-Alier Joan   Norgaard Richard B.   in Journal of Assistive Technologies

ISSN:1742-2043|5|1-2|14-25

Emerald Group Publishing Ltd‎(2009)‎

Access to resources Favorite 8.710793