AL-AHMADI, Aydah Mohammed Ayed. Some classes of mappings on generalized quaternion metric spaces II. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 43, p. 128–140, 2020. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7366. Acesso em: 6 nov. 2026.