Dubois Didier Fuzzy sets and systems: Theory and applications Dubois Didier; Prade Henri - New York Academic Press 1980 - xvi, 393p. cm. - Mathematics in science and engineering; 144 . Standard No.: 28874 Source: Textual Subjects--Topical Terms: Higher algebra System analysisMathematics Dewey Class. No.: B25, M0-;1