ŠUKOVIĆ, D. Reforms of Pension System and Problem of Aging Population. Stanovnistvo, [S. l.], v. 51, n. 1, p. 91–102, 2013. DOI: 10.2298/STNV1301091S. Disponível em: https://stnv.idn.org.rs/STNV/article/view/102. Acesso em: 3 jul. 2024.