Flexible Query Answering Systems Third International Conference, FQAS'98, Roskilde, Denmark, May 13-15, 1998, Proceedings Andreasen Troels Heftet / 1998 / Engelsk
Flexible Query Answering Systems 5th International Conference, FQAS 2002. Copenhagen, Denmark, October 27-29, 2002, Proceedings Andreasen Troels Heftet / 2002 / Engelsk
