SpringerLink (Online service), Schärfe, H., Hitzler, P., & Øhrstrøm, P. (2006). Conceptual Structures: Inspiration and Application: 14th International Conference on Conceptual Structures, ICCS 2006, Aalborg, Denmark, July 16-21, 2006. Proceedings. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Henrik Schärfe, Pascal Hitzler, και Peter Øhrstrøm. Conceptual Structures: Inspiration and Application: 14th International Conference on Conceptual Structures, ICCS 2006, Aalborg, Denmark, July 16-21, 2006. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Conceptual Structures: Inspiration and Application: 14th International Conference on Conceptual Structures, ICCS 2006, Aalborg, Denmark, July 16-21, 2006. Proceedings. Springer Berlin Heidelberg, 2006.
