PERESTYUK, N. A.; SKRIPNIK, N. V. Averaging of fuzzy systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 70, n. 3, p. 412–428, 2018. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1565. Acesso em: 5 dec. 2025.