SIERRA DUQUE, C. M.; ÁLVAREZ, H. Two fuzziness indexes proposed by Kaufmann: observations about them. Journal of Computer Science and Technology, [S. l.], v. 9, n. 01, p. p. 17–20, 2009. Disponível em: https://journal.info.unlp.edu.ar/JCST/article/view/737. Acesso em: 15 jun. 2024.