ANDRIEVSKII, V. V. Approximation of harmonic functions on compact sets in ℂ. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 45, n. 11, p. 1467–1475, 1993. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5953. Acesso em: 5 dec. 2025.