Faisal, Syed Muhammad, et al. “An Optimized Stacking Ensemble Framework With Synthetic Data Augmentation and Gradient-Boosted Feature Selection For Heart Disease Classification”. Metallurgical and Materials Engineering, vol. 31, no. 3, Mar. 2025, pp. 619-34, https://metall-mater-eng.com/index.php/home/article/view/1974.