E-book aggregators: new services in electronic publishing. Libellarium: journal for research in the field of information and related sciences , [S. l.], v. 8, n. 1, p. 31–46, 2015. DOI: 10.15291/libellarium.v8i1.212. Disponível em: https://morepress.unizd.hr/journals/index.php/libellarium/article/view/3693. Acesso em: 11 may. 2026.