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1
by Hennecke, Joachim
Published 1999
Centaurus Verlag & Media
“... der Deutschen Bibliothek in Frankfurt am Main...”
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2
by Martin Zimmermann
Published 2017
MDPI - Multidisciplinary Digital Publishing Institute
“... for Social-Ecological Research, Frankfurt am Main and the Vienna Institute of Social Ecology (SEC). Both...”
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3
by Pethig, Rüdiger
Published 1985
P. Lang
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4
by Gaberell, Simon
Published 2015
Peter Lang International Academic Publishing Group