Hafiz Muhammad Usman, Sajeela Noor, Muhammad Zunnurain Hussain, Muhammad Zulkifl Hasan. GRAPH-AUGMENTED HYBRID PORTFOLIO RISK MANAGEMENT USING GRAPH NEURAL NETWORKS, HIERARCHICAL RISK PARITY, AND REINFORCEMENT LEARNING WITH XGBOOST-BASED CRASH ANTICIPATION. SES [Internet]. 2025 Sep. 13 [cited 2026 Oct. 26];3(9):391-409. Available from: https://thesesjournal.com/index.php/1/article/view/1017