NARASIMHAN, K. V. Spectroscopic Studies of Laser Materials and Applications of Lasers to Defence Problems. Defence Science Journal, [S. l.], v. 15, n. 4A, p. 137–146, 2014. DOI: 10.14429/dsj.15.7349. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7349. Acesso em: 16 jun. 2025.