Bai, Yajie, and Maoguo Wu. “Impact of Industrial Hollowing on Regional Economic Growth Rate: An Empirical Analysis Based on Shanghai’s Data”. European Scientific Journal, ESJ 14, no. 22 (August 31, 2018): 223. Accessed May 3, 2025. https://test.eujournal.org/index.php/esj/article/view/11116.