HUDSON, S. N. A Note on Invariant Uniformities in Coset Spaces. MATHEMATICA SCANDINAVICA, [S. l.], v. 12, p. 36–38, 1963. DOI: 10.7146/math.scand.a-10670. Disponível em: https://www.mscand.dk/article/view/10670. Acesso em: 19 apr. 2024.