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Research Papers of the Wroclaw University of Economics / Prace Naukowe Uniwersytetu Ekonomicznego we Wroclawiu; 2012 Part 1, Issue 271, p353-366, 14p
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Studia i Materialy Polskiego Stowarzyszenia Zarzadzania Wiedza / Studies & Proceedings Polish Association for Knowledge Management; 2011, Issue 48, p219-225, 7p, 3
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Studia i Materialy Polskiego Stowarzyszenia Zarzadzania Wiedza / Studies & Proceedings Polish Association for Knowledge Management; 2011, Issue 43, p144-153, 10p