Girard J Y Three-valued logic and cut-elimination: the actual meaning of Takeuti's conjecture - Waeszawa Panstwowa Wydawnictwo Naukowe 1976 - 49p. cm. - Dissertations mathematicae; 136 . Standard No.: 30074 Source: Textual Subjects--Topical Terms: Calculus Dewey Class. No.: B32, L61