BÖTTGER, K.-P. E-books: access to e-books, opportunities and limits – the challenge for libraries. Vjesnik bibliotekara Hrvatske, [S. l.], v. 56, n. 1-2, 2013. Disponível em: https://izdanja.hkdrustvo.hr/casopisi/vbh/article/view/183. Acesso em: 22 stu. 2024.