KNAP, Renata. Population Ageing and Poland’s International Investment Position. Central and Eastern European Economic Review, Kraków, Poland, n. 2(21), p. 129–147, 2020. DOI: 10.15678/AOC.2019.2107. Disponível em: https://ceeer.uek.krakow.pl/index.php/aoc/article/view/1825. Acesso em: 28 jun. 2026.