Well-posedness of solution for a second-order boundary value problem with delay. Nonlinear Studies, [S. l.], v. 32, n. 4, p. 1577–1586, 2025. Disponível em: https://www.nonlinearstudies.com/index.php/nonlinear/article/view/3657. Acesso em: 13 jan. 2026.