%0 Journal Article %1 ls_leimeister %A Wegener, R. %A Leimeister, J. M. %D 2012 %J International Journal of Technology Enhanced Learning (IJTEL) %K Challenges Communities: Factors Learning Success VirtualCommunity and itegpub pub_jml pub_rwe %N 5/6 %P 383 - 397 %T Virtual Learning Communities: Success Factors and Challenges %V 4