TAKAAKI FUJITA; FLORENTIN SMARANDACHE. A Concise Introduction to HyperFuzzy, HyperNeutrosophic, HyperPlithogenic, HyperSoft, and HyperRough Sets with Practical Examples. Neutrosophic Sets and Systems, [S. l.], v. 80, p. 609–631, 2025. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/5764.. Acesso em: 9 mar. 2025.