WANG, Jinyan; TANG, Suqin. SOME NEW OPERATIONS ON INTERVAL-VALUED INTUITIONISTIC FUZZY SOFT SETS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 34, p. 225–242, 2015. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6355. Acesso em: 7 aug. 2026.