Bounded solutions of a difference equation with piecewise constant operator coefficients. Neliniini Kolyvannya, [S. l.], v. 26, n. 2, p. 199–209, 2023. DOI: 10.37863/nosc.v26i2.1419. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1099. Acesso em: 6 dec. 2025.