HAN, Yan; WAN, Xueheng. Digitization of Text Documents Using PDF/A. Information Technology and Libraries, [S. l.], v. 37, n. 1, p. 52–64, 2018. DOI: 10.6017/ital.v37i1.9878. Disponível em: https://ital.corejournals.org/index.php/ital/article/view/9878. Acesso em: 18 apr. 2024.