LI, Yanwei; ZHOU, Quan. Research on the Influence Mechanism of Air Transport on Industrial Upgrading in Beijing-Tianjin-Hebei Region. European Journal of Business, Economics & Management, [S. l.], v. 1, n. 1, p. 51–58, 2025. Disponível em: https://pinnaclepubs.com/index.php/EJBEM/article/view/84. Acesso em: 15 may. 2025.