SEETHARAMAN, M. National Document Delivery Service : A Proposal. DESIDOC Journal of Library & Information Technology, [S. l.], v. 15, n. 1, 2002. DOI: 10.14429/djlit.15.1.3175. Disponível em: https://publications.drdo.gov.in/ojs/index.php/djlit/article/view/3175. Acesso em: 27 jun. 2025.