PIOTROWSKI, Bernard. Isländische Nationalbewegung im 19. Jh. (ca. 1880-1918). Folia Scandinavica Posnaniensia, [S. l.], v. 5, p. 5–27, 2007. Disponível em: https://pressto.amu.edu.pl/index.php/fsp/article/view/10762. Acesso em: 25 apr. 2024.