Flexible Query Answering Systems 5th International Conference, FQAS 2002. Copenhagen, Denmark, October 27-29, 2002, Proceedings - Andreasen, Troels; Andreasen, Troels; Motro, Amihai; Motro, Amihai; Christiansen, Henning; Christiansen, Henning; Larsen, Henrik Legind; Larsen, Henrik Legind (Springer Berlin Heidelberg : Imprint: Springer, 2002)