FITZI, M.; MEIER, D. Canonical parametrizations of metric surfaces of higher topology. Annales Fennici Mathematici, [S. l.], v. 48, n. 1, p. 67–80, 2022. DOI: 10.54330/afm.125076. Disponível em: https://afm.journal.fi/article/view/125076. Acesso em: 8 feb. 2023.