El Marzak, Y., A. Chahid, S. Faris, and K. Mansouri. “Enhancing a NIST SP 800-53-Based Cybersecurity Risk Metamodel With COBIT 2019: A Governance-Centric Perspective”. Engineering, Technology & Applied Science Research, vol. 16, no. 2, Apr. 2026, pp. 33689-95, doi:10.48084/etasr.17097.