KHUDAYIR, Alyaa Yousif. Fuzzy - α– space. Journal of Kufa for Mathematics and Computer, [S. l.], v. 1, n. 7, p. 28–32, 2013. DOI: 10.31642/JoKMC/2018/010703. Disponível em: https://journal.uokufa.edu.iq/index.php/jkmc/article/view/2197. Acesso em: 19 may. 2024.