GOŁATA, Elżbieta. Niemiecko-Polskie sympozjum „Demography: A Challenge For The Public Sector”. Studia Demograficzne, [S. l.], n. 2(150), p. 131–133, 2006. Disponível em: https://econjournals.sgh.waw.pl/SD/article/view/2620. Acesso em: 23 nov. 2024.