ROVENSKA , O. G.; SAVCHUK , V. V.; SAVCHUK, M. V. Approximation of holomorphic functions by Cesàro means. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 74, n. 5, p. 676–684, 2022. DOI: 10.37863/umzh.v74i5.7143. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/7143. Acesso em: 8 dec. 2025.