VICHEVA, Violeta. Einsamkeit und Alleinsein: ein befreiender Einstellungswandel. Списание „Германистика и скандинавистика“ / Journal for German and Scandinavian Studies, [S. l.], v. 2, p. 242–250, 2026. Disponível em: https://periodicals.uni-sofia.bg/index.php/gsc/article/view/3241. Acesso em: 9 фев. 2026.