SpringerLink (Online service), Christiansen, H., Tré, G. D., Yazici, A., Zadrozny, S., Andreasen, T., & Larsen, H. L. (2011). Flexible Query Answering Systems: 9th International Conference, FQAS 2011, Ghent, Belgium, October 26-28, 2011 Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Henning Christiansen, Guy De Tré, Adnan Yazici, Slawomir Zadrozny, Troels Andreasen, και Henrik Legind Larsen. Flexible Query Answering Systems: 9th International Conference, FQAS 2011, Ghent, Belgium, October 26-28, 2011 Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2011.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Flexible Query Answering Systems: 9th International Conference, FQAS 2011, Ghent, Belgium, October 26-28, 2011 Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2011.
