Przybecka, Barbara. 2010. “To mænd Der I Enhver Henseende Var Ens (Sørensen 1984:145) - Symbolers Betydning I Villy Sørensens Novelle ’De to tvillinger’”. Folia Scandinavica Posnaniensia 11 (January):36-44. https://pressto.amu.edu.pl/index.php/fsp/article/view/3612.