Fuzzy Subspaces For Fuzzy space of Orderings. Baghdad Science Journal, Iraq, Baghdad, v. 4, n. 2, p. 314–317, 2007. DOI: 10.21123/bsj.2007.4.2.314-317. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/804.. Acesso em: 3 jul. 2024.