IVANOV, N. V. A short proof of non-Gromov hyperbolicity of Teichmüller spaces. Annales Fennici Mathematici, [S. l.], v. 27, n. 1, p. 3–5, 2002. Disponível em: https://afm.journal.fi/article/view/135021. Acesso em: 14 apr. 2025.