RAO, V. R.; MEHTA, K. R.; JOSHI, B. C. A simple non destructive method for the determination of the refractive indices of finished lenses. Defence Science Journal, [S. l.], v. 12, n. 3, p. 253–255, 2014. DOI: 10.14429/dsj.12.7190. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7190. Acesso em: 16 jun. 2025.