DESPIC, M.; GHAHRAMANI, F.; GRABINER, S. Weighted Convolution Algebras without Bounded Approximate Identities. MATHEMATICA SCANDINAVICA, [S. l.], v. 76, p. 257–272, 1995. DOI: 10.7146/math.scand.a-12541. Disponível em: https://www.mscand.dk/article/view/12541. Acesso em: 1 may. 2024.