Kamenev-Type Oscillation Criteria for Hyperbolic Nonlinear Neutral Delay Difference Equations. Nonlinear Studies, [S. l.], v. 10, n. 3, 2003. Disponível em: https://www.nonlinearstudies.com/index.php/nonlinear/article/view/149. Acesso em: 16 oct. 2025.