CARLSSON, M. Fatou-type theorems for general approximate identities. MATHEMATICA SCANDINAVICA, [S. l.], v. 102, n. 2, p. 231–252, 2008. DOI: 10.7146/math.scand.a-15060. Disponível em: https://www.mscand.dk/article/view/15060. Acesso em: 3 jul. 2024.