"Lògica difusa." . . "Conjunts borrosos." . . "Logique floue." . . "Fuzzy Logik 0 Gesamtdarstellung." . . "Sistemi sfocati." . . "Lógica simbólica y matemática." . . "Fuzzy-Logik." . . "Conjuntos difusos." . . "Fuzzy theorie." . . "Fuzzy halmazelmélet." . . "Informatique douce." . . "Ensembles flous." . . "Fuzzy sets." . . "Fuzzy-Menge." . . "Fuzzy logic." . . . . . . . . . . . "An Introduction to Fuzzy Logic and Fuzzy Sets" . . . . . . . . . . . . . . . . . . . . . . . . . . . "An introduction to fuzzy logic and fuzzy sets" . "An introduction to fuzzy logic and fuzzy sets"@en . . . . "An Introduction to fuzzy logic and fuzzy sets" . . . . . . "Electronic books"@en . . "Soft computing." . . "Fuzzy logika." . . . .