RAO, V. N.; ACHYUTHAN, K.; NARAYANAN, M. S. Preliminary Experiments on the Determination of the Acoustic Signature of Ships. Defence Science Journal, [S. l.], v. 6, n. 2, p. 117–128, 2014. DOI: 10.14429/dsj.6.7543. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7543. Acesso em: 16 jun. 2025.