ASTINA, I. K. A.; WAN AHMAD, W. I. Penuaan Penduduk dan Permasalahannya di Indonesia. Jurnal Pembangunan Sosial, [S. l.], v. 14, p. 89–107, 2011. DOI: 10.32890/jps.14.2011.11450. Disponível em: https://e-journal.uum.edu.my/index.php/jps/article/view/jps.14.2011.11450. Acesso em: 4 feb. 2023.