1. Piegat, A., Fuzzy Modeling and
Control, Berlin–Heidelberg: Springer-Verlag, 2001. Translated under the title:
Nechetkoe modelirovanie i upravlenie, Moscow:
Binom, 2015.
2. Averkin, A.N. et al., Nechetkie mnozhestva v modelyakh upravleniya i
iskusstvennogo intellekta (Fuzzy Sets in Control and Artificial Intelligence Models),
Moscow: Nauka, 1986.
3. Dubois, D. and Prade, H., Theorié des
possibilités. Applications à la représentation des connaissances en
informatique, Paris–Milan–Barcelone–Mexico: Masson, 1988. Translated under the
title: Teoriya vozmozhnostei. Prilozhenie k predstavleniyu znanii v
informatike, Moscow: Radio Svyaz’, 1990.
4. Gini, C., Le medie, Milano: Ed.
Torinese. Translated under the title: Srednie velichiny,
Moscow: Statistika, 1970.
5. Kaufmann, A., Introduction a la théorie
des sous-ensembles flous, Paris–Milan–Barcelone–Mexico: Masson, 1977. Translated
under the title: Vvedenie v teoriyu nechetkikh
mnozhestv, Moscow: Radio Svyaz’, 1982.