RYAZANOV, V. I. Criteria of convergence for quasiconformal mappings and their generalizations. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 48, n. 5, p. 665–674, 1996. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5300. Acesso em: 27 apr. 2025.