@conference {879, title = {Interlocution scenarios for problem solving in an educational mud environment}, booktitle = {1st European Conference on Computer-Supported Collaborative Learning (Euro-CSCL 2001)}, year = {2001}, month = {March 2001}, address = {Maastricht, The Netherlands}, url = {http://www.mmi.unimaas.nl/euro-cscl/Papers/103.doc}, author = {Beatrice Ligorio and Giuseppe Mininni and David R. Traum} }