| 2007 | ||
|---|---|---|
| 2 | Jeroen Janssen, Gijsbert Erkens, Gellof Kanselaar, Jos G. M. Jaspers: Visualization of participation: Does it contribute to successful computer-supported collaborative learning? Computers & Education 49(4): 1037-1065 (2007) | |
| 2001 | ||
| 1 | Jos G. M. Jaspers, Gijsbert Erkens, Gellof Kanselaar: Cosar: Collaborative Writing of Argumentative Texts. ICALT 2001: 269-272 | |
| 1 | Gijsbert Erkens | [1] [2] |
| 2 | Jeroen Janssen | [2] |
| 3 | Gellof Kanselaar | [1] [2] |