H. T. Teo and S. L. Kek, “An Exponential Growth Model for Gold Price Prediction with Levenberg-Marquardt Technique”, EKST, vol. 4, no. 1, pp. 48–57, Aug. 2024, Accessed: Aug. 15, 2026. [Online]. Available: https://periodical.uthm.edu.my/index.php/ekst/article/view/14405