GROMOV, A. On Koenig’s theorem for integer functions of finite order. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie), [S. l.], v. 21, n. 65, p. 280–289, 2020. DOI: 10.26089/NumMet.v21r324. Disponível em: https://en.num-meth.ru/index.php/journal/article/view/1090. Acesso em: 20 apr. 2024.