Gong, Jian, and Qian Zhang. “Development of Higher Vocational Education in Shuangcheng Economic Circle of Chengdu-Chongqing Area Evaluation and Research on Coupling and Coordination With Economic Growth”. Journal of Theory and Practice of Social Science 4, no. 03 (March 27, 2024): 31–38. Accessed December 22, 2024. https://centuryscipub.com/index.php/jtpss/article/view/529.