Khaled Mohamed Mohamed Khalifa. “Toward Explainable and Trustworthy Federated Big Data Intelligence in Secure Edge-Cloud Ecosystems: A Conceptual Framework and Research Agenda”. International Journal of Computer Information Systems and Industrial Management Applications, vol. 18, no. 18s, Aug. 2026, pp. 137-54, doi:10.70917/ijcisim-2026-4842.