HAJDARPAŠIĆ, Lejla. Challenges of Identifying Dematerialized Objects of National Bibliographic Control. BOSNIACA, [S. l.], v. 20, n. 20, p. 25–31, 2017. Disponível em: https://bosniaca.nub.ba/index.php/bosniaca/article/view/4. Acesso em: 21 may. 2025.