NOWIAK, Wojciech. The Norwegian National Insurance Scheme as the main element of the Norwegian “welfare state”. Folia Scandinavica Posnaniensia, [S. l.], v. 3, p. 57–66, 2007. Disponível em: https://pressto.amu.edu.pl/index.php/fsp/article/view/10932. Acesso em: 27 jul. 2024.