Chen, Lu, Zhihan Ran, Haotian Lu, and Jiayi Wei. “Digital Infrastructure on Urban Economic Resilience Within the Yangtze River Economic Belt Perspective : Evidence from the ‘Smart City Pilot’ Policy”. Frontiers in Sustainable Development 6, no. 3 (March 29, 2026): 70–79. Accessed August 24, 2026. https://fsdjournal.org/index.php/ojs/article/view/254.