Anggara, Dimas, Anang Kurnia, Khairil Anwar Notodiputro, and Indahwati Indahwati. “Boosting Mixed-Effects Models With SMOTE: Insights from Java’s Human Development Index”. Statistics, Optimization & Information Computing (October 30, 2025). Accessed November 4, 2025. http://47.88.85.238/index.php/soic/article/view/3011.