BHATTACHARYYA, S. FUZZY SET THEORY---------- SOME USEFUL DISCUSSIONS AND INVESTIGATIONS. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 9, n. 8, p. 125–149, 2021. DOI: 10.29121/granthaalayah.v9.i8.2021.4124. Disponível em: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/4124. Acesso em: 25 apr. 2024.