Xiaohua, WANG, LI Xinru, SONG Meng, and MA Xiaoke. “Digital Finance, Digital Divide and Household Financial Portfolio Effectiveness — An Analysis Based on the Perspective of Urban-Rural Differences”. Modern Economic Science 46, no. 2 (April 20, 2024): 45–58. Accessed October 27, 2025. https://xjtuniversity.asia/index.php/jjkx/article/view/11.