KUMAR, C. A.; LAKSHMI, R. S.; PREETHI, M. Implementing Secure Group Communications using Key Graphs. Defence Science Journal, [S. l.], v. 57, n. 2, p. 279–286, 2007. DOI: 10.14429/dsj.57.1755. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/1755. Acesso em: 15 jun. 2025.