1. The Description Logic Handbook: Theory, Implementation, and Applications,2003
2. The PLAKON-Book,1991
3. Conflict detection & diagnosis in configuration;Felfernig,2014
4. Innovative design by integration of expert system technology with multi-criteria decision making and fuzzy systems;Funke,1994
5. Gülden, O., Hotz, L., 1997. Integrating resource-oriented and structure-oriented configuration with KONWERK. In: 11th Workshop Planen und Konfigurieren (PuK-97) im Rahmen der 4. Deutschen Tagung Wissensbasierte Systeme (XPS-97). Bad Honef.