Umbarila Suárez, María Fernanda. “Corruption Risk Prediction in Public Procurement Processes Available on Datos Abiertos Platform Using Gradient Boosting Machine Model”. Ingenio Libre 14, no. 24 (November 8, 2024). Accessed December 19, 2025. https://revistas.unilibre.edu.co/index.php/inge_libre/article/view/12087.