OLEJNIK, Iwona. Diagnosis and Development Perspectives of Open Pension Funds. Ekonomika, [S. l.], v. 84, p. 7–15, 2008. DOI: 10.15388/Ekon.2008.17682. Disponível em: https://www.journals.vu.lt/ekonomika/article/view/17682.. Acesso em: 16 aug. 2024.