MARTINEZ-PÉREZ, Álvaro. Real valued functions and metric spaces quasi-isometric to trees. Annales Fennici Mathematici, [S. l.], v. 37, n. 2, p. 525–538, 2012. DOI: 10.5186/aasfm.2012.3734. Disponível em: https://afm.journal.fi/article/view/135411. Acesso em: 25 nov. 2024.