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The global mind : beyoud the limits to growth
Perelman, Lewis J., (1976)
Ecology against capitalism
Foster, John Bellamy, (2002)
World without borders
Brown, Lester R., (1972)
Die Bevölkerungsbombe
Ehrlich, Paul R., (1971)
The limits to substitution : meta-resource depletion and a new economic-ecological paradigm
Ehrlich, Paul R., (1989)
Key issues for attention from ecological economists
Ehrlich, Paul R., (2008)