SHUMYLO Мykhailo. A History of Pensions in Ukraine. University Scientific Notes, [S. l.], n. 5 (77), p. 97–109, 2020. DOI: 10.37491/UNZ.77.9. Disponível em: https://www.unz.univer.km.ua/index.php/unz/article/view/77_97-109. Acesso em: 14 mar. 2026.