TUKIA, P. Lipschitz approximation of homeomorphisms. Annales Fennici Mathematici, [S. l.], v. 4, n. 1, p. 137–144, 1979. DOI: 10.5186/aasfm.1978-79.0427. Disponível em: https://afm.journal.fi/article/view/134343. Acesso em: 25 nov. 2024.