SpringerLink (Online service), Christiansen, H., Hacid, M., Andreasen, T., & Larsen, H. L. (2004). Flexible Query Answering Systems: 6th International Conference, FQAS 2004, Lyon, France, June 24-26, 2004, Proceedings (1st ed. 2004.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/b98090
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Henning Christiansen, Mohand-Said Hacid, Troels Andreasen, και Henrik Legind Larsen. Flexible Query Answering Systems: 6th International Conference, FQAS 2004, Lyon, France, June 24-26, 2004, Proceedings. 1st ed. 2004. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2004. https://doi.org/10.1007/b98090.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Flexible Query Answering Systems: 6th International Conference, FQAS 2004, Lyon, France, June 24-26, 2004, Proceedings. 1st ed. 2004. Springer Berlin Heidelberg : Imprint: Springer, 2004. https://doi.org/10.1007/b98090.
