LI, Changqing; ZHANG, Yanlan. On connectedness of the Hausdorff fuzzy metric spaces. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 42, p. 458–466, 2019. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7221. Acesso em: 27 oct. 2026.