LABROISSE, Gerd. Günter Grass’ „Der Butt“ und seine Rezipienten. Studia Germanica Posnaniensia, [S. l.], v. 12, p. 79–97, 2018. DOI: 10.14746/sgp.1983.12.06. Disponível em: https://pressto.amu.edu.pl/index.php/sgp/article/view/16100. Acesso em: 22 grudz. 2024.