STAWICKA-PIRECKA, Barbara. Calvert Casey o la isla impossibe. Studia Romanica Posnaniensia, [S. l.], v. 29, p. 69–88, 2003. DOI: 10.14746/strop.2003.29.008. Disponível em: https://pressto.amu.edu.pl/index.php/srp/article/view/10350. Acesso em: 24 kwi. 2024.