BALABA, I. N. .; MIKHALEV, A. V. . Graded Division Rings. Sarajevo Journal of Mathematics, [S. l.], v. 14, n. 2, p. 167–174, 2019. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/71. Acesso em: 15 oct. 2024.