“Variability-Aware Financial Workload Intelligence via Hybrid Tree Induction and QoS Surface Approximation across Multi-Cloud Substrates”. International Journal of Engineering Research and Science & Technology 22, no. 2(2) (April 23, 2026): 160–169. Accessed October 24, 2026. https://ijerst.org/index.php/ijerst/article/view/2918.