ALESTALO, P.; TROTSENKO, A. D. On the extension of quasisymmetric maps. Annales Fennici Mathematici, [S. l.], v. 41, n. 2, p. 881–896, 2016. DOI: 10.5186/aasfm.2016.4154. Disponível em: https://afm.journal.fi/article/view/135641. Acesso em: 20 may. 2024.