CARLITZ, L. Some Arithmetic Sums Connected With the Greatest Integer Function. Mathematica Scandinavica, Berkeley, CA, United States, v. 8, p. 59–64, 1960. DOI: 10.7146/math.scand.a-10592. Disponível em: https://journals.msp.org/mscand/article/view/2748. Acesso em: 25 jul. 2026.