LATHAMAHESWARI, M. .; SUDHA, S. .; BROUMI, . S. .; SMARANDACHE, F. . Bipolar Neutrosophic Frank Aggregation Operator and its . Neutrosophic Sets and Systems, [S. l.], v. 51, p. 420-449, 2022. Disponível em: http://fs.unm.edu/NSS2/index.php/111/article/view/2575. Acesso em: 31 may. 2023.