- Uffe Kock Wiil, editor, Metainformatics, International Symposium, MIS 2004, Salzburg, Austria, September 15-18, 2004, Revised Selected Papers. Volume 3511 of Lecture Notes in Computer Science, Springer, 2005.
- Peter J. Nürnberg, editor, Metainformatics, International Symposium, MIS 2005, Esbjerg, Denmark, November 9-11, 2005, Proceedings. Volume 214 of ACM International Conference Proceeding Series, ACM, 2005.