S. R. Tambunan, J. Amalia, K. M. Sitorus, Y. A. R. Sibuea, and L. R. Hutabarat, “Enhancing Credit Risk Classification Using LightGBM with Deep Feature Synthesis”, journalisi, vol. 6, no. 4, pp. 2599–2610, Dec. 2024, doi: 10.51519/journalisi.v6i4.902.