ASHRAF, A.; ARIF BUTT, M. . Extension of TOPSIS Method under Single-Valued Neutrosophic N-Soft Environment. Neutrosophic Sets and Systems, [S. l.], v. 41, p. 286-303, 2021. Disponível em: https://fs.unm.edu/NSS2/index.php/111/article/view/1098. Acesso em: 8 jun. 2023.