DESIDOC, D. Polygraphic Services. DESIDOC Journal of Library & Information Technology, [S. l.], v. 11, n. 1, 2002. DOI: 10.14429/djlit.11.1.3027. Disponível em: https://publications.drdo.gov.in/ojs/index.php/djlit/article/view/3027. Acesso em: 28 jun. 2025.