CHEN, Kai. Research on Social Security for the Flexible Employment Group in the Context of Digital Economy: A Case Study of Beijing. International Journal of Social Sciences and Public Administration, U.K., v. 4, n. 2, p. 274–281, 2024. DOI: 10.62051/ijsspa.v4n2.37. Disponível em: https://wepub.org/index.php/IJSSPA/article/view/3602. Acesso em: 22 jul. 2026.