Axiomatic fuzzy set theory and its applications 2026-02-16T01:48:57+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Liu, Xiaodong; Pedrycz, Witold, 1953- (Studies in fuzziness and soft computing,, 2009)