Febriantoro, Erfan, Endang Setyati, and Joan Santoso. “Prediction Modeling of Toy Sales Quantity Using Light Gradient Boosting Machine”. SMARTICS Journal 9, no. 1 (April 2, 2023): 7–13. Accessed November 23, 2024. http://ejournal.unikama.ac.id/index.php/jst/article/view/8279.