LIU, Wanqing. Structural Evolution and Differentiated Pathways of the Provincial-Level Dual Circulation: An Empirical Study Using a Four-Quintile Classification based on China’s Multi-Regional Input-Output Tables, 1987-2017. Frontiers in Economics and Management, [S. l.], v. 7, n. 8, p. 117–131, 2026. DOI: 10.6981/FEM.202608_7(8).0012. Disponível em: https://fieam.org/index.php/ojs/article/view/294. Acesso em: 13 aug. 2026.