CHYZHYKOV., I. E. On a complete description of the class of functions without zeros analytic in a disk and having given orders. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 59, n. 7, p. 979–995, 2007. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3360. Acesso em: 6 dec. 2025.