Source:
Research Papers of the Wroclaw University of Economics / Prace Naukowe Uniwersytetu Ekonomicznego we Wroclawiu; 2012 Part 2, Issue 271, p317-326, 10p
Source:
Studia i Materialy Polskiego Stowarzyszenia Zarzadzania Wiedza / Studies & Proceedings Polish Association for Knowledge Management; 2011, Issue 43, p123-132, 10p