LIU, Qi. Research on the Hollowing-out Characterization in the Evolution of Chinese Cities: A Multidimensional Comparative Analysis Based on Guangzhou and Langfang. Business and Social Sciences Proceedings , [S. l.], v. 5, p. 119–126, 2026. DOI: 10.71222/rjb60025. Disponível em: https://cpcig-conferences.com/index.php/BSSP/article/view/115. Acesso em: 3 apr. 2026.