SIEBERT, E. On the Levy-Chintschin formula on locally compact maximally almost periodic groups. MATHEMATICA SCANDINAVICA, [S. l.], v. 41, p. 331–346, 1977. DOI: 10.7146/math.scand.a-11726. Disponível em: https://www.mscand.dk/article/view/11726. Acesso em: 5 may. 2024.