Ye, Qingyang, and Xinyu Cao. “Research on the Heterogeneity of Digital Economy Driving Regional Integration Development: Comparative Analysis Based on Three Major Urban Agglomerations”. International Journal of Education and Humanities, vol. 4, no. 3, Sept. 2022, pp. 187-91, https://doi.org/10.54097/ijeh.v4i3.1804.