MACH, Andrzej. Functions Commuting With an Arbitrary Fixed Bijection. Sarajevo Journal of Mathematics, [S. l.], v. 9, n. 2, p. 221–230, 2024. DOI: 10.5644/SJM.09.2.07. Disponível em: https://www.sjm.anubih.ba/index.php/sjm/article/view/234. Acesso em: 26 jan. 2026.