KASZYŃSKI, Stefan H. Die Polengedichte von Günter Grass. Studia Germanica Posnaniensia, [S. l.], v. 12, p. 5–16, 2018. DOI: 10.14746/sgp.1983.12.01. Disponível em: https://pressto.amu.edu.pl/index.php/sgp/article/view/16111. Acesso em: 22 grudz. 2024.