KAHANE, J.- pierre. Sur le théorème de Beurling-Pollard. MATHEMATICA SCANDINAVICA, [S. l.], v. 21, p. 71–79, 1967. DOI: 10.7146/math.scand.a-10846. Disponível em: https://www.mscand.dk/article/view/10846. Acesso em: 24 nov. 2024.