SHISHIKURA, M. Conformality of quasiconformal mappings at a point, revisited. Annales Fennici Mathematici, [S. l.], v. 43, n. 2, p. 981–990, 2018. DOI: 10.5186/aasfm.2018.4359. Disponível em: https://afm.journal.fi/article/view/135768. Acesso em: 20 maj. 2024.