Abdullah Al Mamun, Md Shahiduzzaman, Maria Kabtia, Mohammad Sazzad Hossain, Samia Akter, and Md Firoz Kabir. 2026. “A Leakage-Aware Machine Learning Pipeline for Credit Default Prediction Using LightGBM ”. Journal of Computer Science and Technology Studies 8 (6): 143-60. https://doi.org/10.32996/jcsts.2026.8.6.11.