Bernd Simon Kasra Seirafi Asmund Realfsen Mark Strembeck Gustaf Neumann Evaluate - An Innovative Service for Learning Performance Monitoring in Businesses. 165-176 2008 BIS (Workshops) http://ceur-ws.org/Vol-333/elearn2.pdf conf/bis/2008w db/conf/bis/bisw2008.html#SimonSRSN08