- Shigeo Sugimoto, Jane Hunter, Andreas Rauber, Atsuyuki Morishima, editors, Digital Libraries: Achievements, Challenges and Opportunities, 9th International Conference on Asian Digital Libraries, ICADL 2006, Kyoto, Japan, November 27-30, 2006, Proceedings. Volume 4312 of Lecture Notes in Computer Science, Springer, 2006.