“Forecasting the Palm Oil Market: A Comparative Study of LSTM and Bi-LSTM Models for Price Prediction”, SAINTEKBU, vol. 16, no. 02, pp. 27–41, Aug. 2024, Accessed: May 31, 2026. [Online]. Available: https://ejournal.unwaha.ac.id/index.php/saintek/article/view/4369