BONGERS, R. Stretching and rotation sets of quasiconformal mappings. Annales Fennici Mathematici, [S. l.], v. 44, n. 1, p. 103–123, 2019. DOI: 10.5186/aasfm.2019.4423. Disponível em: https://afm.journal.fi/article/view/135782. Acesso em: 20 maj. 2024.