1. Proof theory of fuzzy logics: Urquhart's C and related logics Author Baaz, Matthias, Ciabattoni, Agata, Fermüller, Christian, Veith, Helmut, Goos, Gerhard, editor, Hartmanis, Juris, editor, van Leeuwen, Jan, editor, Brim, Luboš, editor, Gruska, Jozef, editor, and Zlatuška, Jiří, editor Published 1998 Full Text View/download PDF