LIU, J. . Analysis of the main problems and causes of the improvement of rural human settlements in China. International Journal of Social Sciences and Humanities Invention, [S. l.], v. 9, n. 06, p. 7056–7059, 2022. DOI: 10.18535/ijsshi/v9i06.03. Disponível em: https://valleyinternational.net/index.php/theijsshi/article/view/3535. Acesso em: 31 may. 2024.