BANG, T. On the sequence $[n \alpha]$, $n = 1,2,\dots$. Supplementary note to the preceding paper by Th. Skolem. MATHEMATICA SCANDINAVICA, [S. l.], v. 5, p. 69–76, 1957. DOI: 10.7146/math.scand.a-10491. Disponível em: https://www.mscand.dk/article/view/10491. Acesso em: 1 may. 2024.