SKOLEM, T. A New Version of Some Considerations of A. Thue. MATHEMATICA SCANDINAVICA, [S. l.], v. 8, p. 71–80, 1960. DOI: 10.7146/math.scand.a-10594. Disponível em: https://www.mscand.dk/article/view/10594. Acesso em: 3 may. 2024.