SADEK, Mohammad; YESIN , Tugba. A dynamical analogue of a question of Fermat. Mathematica Scandinavica, Berkeley, CA, United States, v. 130, n. 1, 2024. DOI: 10.7146/math.scand.a-142342. Disponível em: https://journals.msp.org/mscand/article/view/60. Acesso em: 24 jul. 2026.