Construction of continuous bounded solutions of one class of systems of nonlinear functional-difference equations. Neliniini Kolyvannya, [S. l.], v. 25, n. 4, p. 341–348, 2022. Disponível em: https://nosc.imath.kiev.ua/index.php/nosc/article/view/1077. Acesso em: 12 apr. 2026.