RYAZANOV, V. I. On convergence theorems for homeomorphisms of Sobolev class. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 2, p. 249–259, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5410. Acesso em: 6 dec. 2025.