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IEEE Technology and Society Magazine > 2009 > 28 > 2 > 5 - 6
Ekonomický časopis (Journal of Economics) > 2009 > 57 > 2 > 145-162
IEEE Technology and Society Magazine > 2009 > 28 > 2 > 5 - 6
Ekonomický časopis (Journal of Economics) > 2009 > 57 > 2 > 145-162