ZHU, Yunfei. Study on Hidden Dropout of Students in Junior High Schools in Rural Areas of China. International Journal of Global Economics and Management, London, U.K., v. 3, n. 2, p. 202–209, 2024. DOI: 10.62051/ijgem.v3n2.22. Disponível em: https://metadata.wepub.org/index.php/IJGEM/article/view/2042. Acesso em: 12 jun. 2026.