Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: keyword exact "GROUP-PERFORMANCE" Add to list Journal Article A1 Scripting by assigning roles: does it improve knowledge construction in asynchronous discussion groups? Tammy Schellens (UGent) , Hilde Van Keer (UGent) , Bram De Wever (UGent) and Martin Valcke (UGent) (2007) INTERNATIONAL JOURNAL OF COMPUTER-SUPPORTED COLLABORATIVE LEARNING. 2(2-3). p.225-246