Nelson A. Baloian Alexander Berges Stephan Buschmann Katrin Gaßner Jens Hardings Heinz Ulrich Hoppe Wolfram Luther Document Management in a Computer-Integrated Classroom. 35-46 2002 conf/criwg/2002 CRIWG http://dx.doi.org/10.1007/3-540-46124-8_4 db/conf/criwg/criwg2002.html#BaloianBBGHHL02