Maidin, Siti Sarah, and Norzariyah Yahya. “Price Trend Prediction and Discount Optimization for Video Games in Online Stores Using XGBoost and Time-Series Analysis: A Data Mining Approach for Metaverse-Driven Market Insights”. International Journal Research on Metaverse 2, no. 4 (November 20, 2025): 333–353. Accessed December 1, 2025. https://ijrm.net/index.php/ijrm/article/view/41.