IZUCHI, K. Sidon sets and Fourier-Stieltjes transforms of some prime $L$-ideals. MATHEMATICA SCANDINAVICA, [S. l.], v. 40, p. 46–50, 1977. DOI: 10.7146/math.scand.a-11674. Disponível em: https://www.mscand.dk/article/view/11674. Acesso em: 5 may. 2024.