CHAI, Lina. Urban and rural differences in self-efficacy of the elderly under the background of aging: -- Based on the tracking data of CLHLS. Journal of Innovation and Development, [S. l.], v. 2, n. 3, p. 1–4, 2023. DOI: 10.54097/jid.v2i3.6772. Disponível em: https://drpress.org/ojs/index.php/jid/article/view/6772. Acesso em: 11 aug. 2026.