Zimmermann H., Fuzzy Set Theory and Its Applications Fuzzy Set Theory and Its Applications Textual Documents - 4th ed. - New Delhi Springer (India) Pvt. Ltd., 2001 (c) 2012 - xxv/514: paper back; 22*15. ISBN: 9788181285195 Subjects--Index Terms: Discrete Mathematics Dewey Class. No.: 511.322 / ZIM