Computer Science Logic 17th International Workshop, CSL 2003, 12th Annual Conference of the EACSL, and 8th Kurt Gödel Colloquium, KGC 2003, Vienna, Austria, August 25-30, 2003, Proceedings - Baaz, Matthias; Baaz, Matthias; Makowsky, Johann M.; Makowsky, Johann M. (Springer Berlin Heidelberg : Imprint: Springer, 2003)