Carla van de Sande. Grassroots open, online, calculus help forums. In Claire O'Malley, Daniel D. Suthers, Peter Reimann, Angelique Dimitracopoulou, editors, Proceedings of the 8th International Conference on Computer Supported Collaborative Learning, CSCL'09, Rhodes, Greece, June 8-13, 2009, Volume 1. pages 43-47, International Society of the Learning Sciences, 2009. [doi]
Abstract is missing.