ROZMUS-CHMURA, Małgorzata. Regular solutions of some functional equations in the indeterminate case. Annales Mathematicae Silesianae, [S. l.], v. 1, p. 120–129, 1985. Disponível em: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/14342. Acesso em: 7 may. 2025.