21. Fuzzy sets and fuzzy logic :   Publication: Upper Saddle River, N.J. : Prentice Hall PTR, 1995 . xv, 574 p. : Date:1995 Availability: Copies available: Turkeyen Campus Science & Technology [QA248 K56] (1), Actions: Add to cart
22. An introduction to many-valued and fuzzy logic :   Publication: New York : Cambridge University P., 2008 . xii, 329 p. Date:2008 Availability: Copies available: Turkeyen Campus Science & Technology [QA9.64 B47] (1), Actions: Add to cart