| title | ISBN-13 | year of publication |
|---|
| Proceedings Afrigraph 2004: 3rd International Conference on Virtual Reality, Computer Graphics, | 978-1-58113-863-4 | 2004 |
| Proceedings of the 2004 ACM Symposium on Document Engineering: October 28-30, Milwaukee, Wisconsin, USA | 978-1-58113-938-9 | 2004 |
| Ubicomp '09: Proceedings of the 11th International Conference on Ubiquitous Computing: September 30-October 3, 2009, Orlando, Flori | 978-1-60558-431-7 | 2009 |
| Wpes '04: Proceedings of the 2004 ACM Workshop on Privacy in the Electronic Society: Washington, DC, USA, October 28, 2004: Co-L | 978-1-58113-968-6 | 2004 |
| Wpes '07: Proceedings of the 2007 ACM Workshop on Privacy in Electronic Society, Alexandria, Virginia, USA, October 29, 20 | 978-1-59593-883-1 | 2007 |