Song, Chengwen, Fang Chen, and Junyu Zhu. “Constructing the Theory of Double Hollowing in Real Estate: Coupling Mechanisms Between Spatial Structure and Financial Logic”. PoliEcoM Administration Review 1, no. 1 (September 14, 2025): 32–55. Accessed April 7, 2026. https://test.journals.panorama-sg.com/index.php/pemr/article/view/76.