Note on fractional difference equations with periodic and S-asymptotically periodic right-hand side. Neliniini Kolyvannya, [S. l.], v. 24, n. 1, p. 99–109, 2021. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1017. Acesso em: 21 jan. 2026.