Narain, Surya. “Propagation of Free Torsional Waves in a Non Homogeneous Magneto Visco Elastic Slab With a Cylindrical Hole”. Defence Science Journal 27, no. 1 (January 1, 2014): 33-38. Accessed July 23, 2024. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6654.