STREBEL, K. The elementary cases in Teichmüller’s mapping theorem. Annales Fennici Mathematici, [S. l.], v. 15, n. 2, p. 319–328, 1990. DOI: 10.5186/aasfm.1990.1526. Disponível em: https://afm.journal.fi/article/view/134695. Acesso em: 25 nov. 2024.