MARCHENKO, I. I. On deviations and defects of meromorphic functions of finite lower order. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 51, n. 6, p. 796–803, 1999. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4666. Acesso em: 6 dec. 2025.