1. Overview of the IMS project on holonic manufacturing systems, phase I. http://hms.ifw.uni-hannover.de/public/overview.html, October 2000.
2. Fletcher M., An open architecture for holonic autonomy and cooperation. In Proceedings of the 10th IEEE International Conference on Databases and Expert System Applications and Workshop on Holonic and Multi-Agent Systems (Ed. Marik V.), Greenwich, UK, September 2000.