N. Saputra, A. Widodo, and Z. Romadhon, “A Web-Based Gold Price Prediction Model Using Geopolitical Sentiment from Social Media and Gated Recurrent Unit (GRU)”, Int. J. Manag. Sci. Inf. Technol., vol. 6, no. 2, pp. 1807–1816, Aug. 2026, doi: 10.35870/ijmsit.v6i2.8297.