Xu, Yifan, Mohan Chen, and Jinyanxi Zhao. “Research on the Contribution of Regional Import and Export Influential Factors Based on RBF Neural Network”. Highlights in Business, Economics and Management 12 (May 16, 2023): 58–66. Accessed April 27, 2026. https://drpress.org/ojs/index.php/HBEM/article/view/8314.