Qi, Ruoyu. “Research on the Application of Robo-Advisory Systems in Personal Wealth Management: A Case Study of Middle-Class Households in the United States”. Economics and Management Innovation 2, no. 4 (August 1, 2025): 46–55. Accessed August 2, 2025. https://www.gbspress.com/index.php/EMI/article/view/405.