ZHU, Yanxin. The Impact of Pension Insurance on The Mental Health of Elderly Populations--A Comparative Study of Urban and Rural Areas. Journal of Education, Humanities and Social Sciences, [S. l.], v. 36, p. 124–131, 2024. DOI: 10.54097/gh026c19. Disponível em: https://drpress.org/ojs/index.php/EHSS/article/view/23851. Acesso em: 27 jul. 2026.