Ji, Yuling, Yueheng Song, Xuanqing Zhao, and Hang Zhou. “Amap - Innovation Based on the Aggregation Model”. Highlights in Business, Economics and Management 30 (April 10, 2024): 199–205. Accessed July 4, 2026. https://drpress.org/ojs/index.php/HBEM/article/view/19846.