S. KHADEMAN; M. M. ZAHEDI; R. A. BORZOOEI; Y. B. JUN. Neutrosophic Hyper BCK-Ideals. Neutrosophic Sets and Systems, [S. l.], v. 27, p. 201–217, 2019. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/626.. Acesso em: 18 mar. 2025.