- Sascha Schmitt, Ivo Vollrath, editors, Challenges for Case-Based Reasoning - Proceedings of the ICCBR 99 Workshops, Seeon Monastery, Germany, July 27-30, 1999. University of Kaiserslautern, Computer Science, 1999.
- Klaus-Dieter Althoff, Ralph Bergmann, Karl Branting, editors, Case-Based Reasoning and Development, Third International Conference, ICCBR-99, Seeon Monastery, Germany, July 27-30, 1999, Proceedings. Volume 1650 of Lecture Notes in Computer Science, Springer, 1999.