WANG, D.; WANG, Z.; XIE, Y. Per Capita Income Convergence among Provinces in China. International Journal of Economics and Financial Issues, [S. l.], v. 10, n. 6, p. 172–182, 2020. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/10713. Acesso em: 4 oct. 2022.