SELVAKUMAR, S.; VASUDEVAN, A. Evolution of a Hybrid Model for an Effective Perimeter Security Device. Defence Science Journal, [S. l.], v. 65, n. 6, p. 466–471, 2015. DOI: 10.14429/dsj.65.8573. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/8573. Acesso em: 15 jun. 2025.