NARAIN, S. Propagation of Free Torsional Waves in a Non Homogeneous Magneto visco Elastic Slab with a Cylindrical Hole. Defence Science Journal, [S. l.], v. 27, n. 1, p. 33–38, 2014. DOI: 10.14429/dsj.27.6654. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6654. Acesso em: 2 jul. 2025.