Febriantoro E, Setyati E, Santoso J. Prediction Modeling of Toy Sales Quantity Using Light Gradient Boosting Machine. SMARTICS [nternet]. 2023 Apr. 2 [cited 2024 Jul. 5];9(1):7-13. vailable from: http://ejournal.unikama.ac.id/index.php/jst/article/view/8279