| Proceedings of the 39th SIGCSE Technical Symposium on Computer Science Education, SIGCSE 2008, Portland, OR, USA, March 12-15, 2008 | 11 | 6.36 | 2008 |
| Proceedings of the 38th SIGCSE Technical Symposium on Computer Science Education, SIGCSE 2007, Covington, Kentucky, USA, March 7-11, 2007 | 15 | 8.39 | 2007 |
