LIPCZUK, Ryszard. Briefe an die Redaktion. Convivium. Germanistisches Jahrbuch Polen, Poland, p. 443, 2009. DOI: 10.18778/2196-8403.2009.25. Disponível em: https://www.czasopisma.uni.lodz.pl/conv/article/view/9283. Acesso em: 7 aug. 2026.