VIKENT’EV, A.A.; KABANOVA, E.S. Metric formulas between the n-valued logic and the unreliability of statements in clustering. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 80, n. 4, p. 28–38, 2015. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/57. Acesso em: 10 jul. 2025.