Majid, Muhammad Althaf, Prilyandari Dina Saputri, and Soehardjoepri Soehardjoepri. “Stock Market Index Prediction Using Bi-Directional Long Short-Term Memory”. Journal of Applied Informatics and Computing 8, no. 1 (July 7, 2024): 55–61. Accessed February 23, 2025. https://jurnal.polibatam.ac.id/index.php/JAIC/article/view/7195.