Ann Majchrzak Christian Wagner Dirk Riehle Peter Thoeny Sunir Shah Ward Cunningham The Role of Shapers in Knowledge-Sharing. 383-386 2007 conf/ifip8-2/2007 Virtuality and Virtualization http://dx.doi.org/10.1007/978-0-387-73025-7_28 db/conf/ifip8-2/ifip8-2-2007.html#MajchrzakWRTSC07