MEHMOOD, Faisal; HAYAT, Khizar; MAHMOOD, Tahir; CAO, Bing-Yuan. A multi criteria decision making method for cubic hesitant fuzzy sets based on Einstein operational laws. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 42, p. 652–669, 2019. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7201. Acesso em: 27 oct. 2026.