SVENSSON, Erik. On Fourier-Stieltjes transforms integer-valued on a given subset. MATHEMATICA SCANDINAVICA, [S. l.], v. 44, p. 103–134, 1979. DOI: 10.7146/math.scand.a-11798. Disponível em: https://tidsskrift.dk/math/article/view/11798. Acesso em: 13 aug. 2026.