KUMAR, A.; L., U. S. Current Communication Technologies: An Overview. DESIDOC Journal of Library & Information Technology, [S. l.], v. 12, n. 3, 2002. DOI: 10.14429/djlit.12.3.3057. Disponível em: https://publications.drdo.gov.in/ojs/index.php/djlit/article/view/3057. Acesso em: 27 jun. 2025.