MALGRANGE, B. Sur l’integrale de Dirichlet. MATHEMATICA SCANDINAVICA, [S. l.], v. 4, p. 271–275, 1956. DOI: 10.7146/math.scand.a-10475. Disponível em: https://www.mscand.dk/article/view/10475. Acesso em: 4 may. 2024.