JULIN, V.; SARACCO, G. Quantitative lower bounds to the Euclidean and the Gaussian Cheeger constants. Annales Fennici Mathematici, [S. l.], v. 46, n. 2, p. 1071–1087, 2021. Disponível em: https://afm.journal.fi/article/view/111063. Acesso em: 6 dec. 2021.