The Nonlinear Delay Second Order Eigenvalue Problems Consist Of Delay Ordinary Differential Inequalities. Journal of the College of Basic Education, [S. l.], v. 17, n. 72, p. 19–24, 2019. DOI: 10.35950/cbej.v17i72.4494. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/4494.. Acesso em: 8 jul. 2024.