@proceedings{conf/csl/1998, title = "{Computer Science Logic, 12th International Workshop, CSL '98, Annual Conference of the EACSL, Brno, Czech Republic, August 24-28, 1998, Proceedings}", year = "1999", editor = "Georg Gottlob and Etienne Grandjean and Katrin Seyr", isbn = "3-540-65922-6", publisher = "Springer", series = "Lecture Notes in Computer Science", volume = "1584", }