TAWFIQ, L.N.M. A Space of Fuzzy Orderings. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 22, n. 4, p. 233–238, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/1045. Acesso em: 11 apr. 2025.