ENGEL, Ulrich. Rückblick 2017. Studia Germanica Gedanensia, [S. l.], n. 37, p. 153–159, 2017. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/SGG/article/view/1308. Acesso em: 9 maj. 2025.