M. Atzmueller, S. Beer, and F. Puppe. Proc. 22nd International Florida Artificial Intelligence Research Society Conference (FLAIRS), accepted, page 372-377. AAAI Press, (2009)
M. Atzmueller, and F. Puppe. Proc. 15th International Conference on Knowledge Engineering and Knowledge Management (EKAW 2006), 4248, page 318--325. (2006)
M. Atzmueller, and D. Seipel. Proc. 18th International Conference on Applications of Declarative Programming and Knowledge Management, accepted, (2008)