AYUB JASSIM ANAD. Spectral Analysis of Matrix Differential Operators Using an Operational Matrix Method. Journal of Al-Qadisiyah for Computer Science and Mathematics, [S. l.], v. 18, n. 3, p. Math 192–205, 2026. DOI: 10.29304/jqcsm.2026.18.32886. Disponível em: https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/2886. Acesso em: 1 oct. 2026.