Wu, Chenyang, Jinyue Liu, and Hongmei Zhang. “Data Ecology and Accurate Portrait: Optimization of Credit Risk System for SMEs in Supply Chain Finance Based on Big Data Technology”. Journal of Risk Analysis and Crisis Response 11, no. 4 (January 25, 2022). Accessed April 28, 2024. https://jracr.com/index.php/jracr/article/view/310.