BANG, T. Congruence properties of Tchebycheff polynomials. MATHEMATICA SCANDINAVICA, [S. l.], v. 2, p. 326–332, 1954. DOI: 10.7146/math.scand.a-10418. Disponível em: https://www.mscand.dk/article/view/10418. Acesso em: 24 nov. 2024.