The Shadow Channels of Cross-Border Mobility — On the Institutional Drivers and Collaborative Governance Challenges of the ‘Fake Flight’ Phenomenon in the Greater Bay Area. 人文社会 [Internet]. 2026 Mar. 31 [cited 2026 Apr. 6];2(3):102 – 108. Available from: https://ojs.gfpress.org/jhsse/article/view/246