GÓRKA, P.; KOSTRZEWA, T. Sobolev spaces on metrizable groups. Annales Fennici Mathematici, [S. l.], v. 40, n. 2, p. 837–849, 2015. DOI: 10.5186/aasfm.2015.4045. Disponível em: https://afm.journal.fi/article/view/135574. Acesso em: 30 oct. 2024.