KRAJA, D. B. The Role of Metamorphosis in Anglo- Saxon Ballads, Albanian Ballads and Frontier Warrior Songs. European Journal of Interdisciplinary Studies, [S. l.], v. 5, n. 2, p. 21–28, 2019. DOI: 10.26417/ejis.v6i1.p28-32. Disponível em: https://revistia.org/index.php/ejis/article/view/5316. Acesso em: 7 oct. 2022.