Dutta, D., P. Munshi, and N. Kishore. “Ultrasonic Nondestructive Evaluation of Composite Materials Using Fractal Graphs”. Defence Science Journal 47, no. 1 (January 1, 2013): 39-44. Accessed April 16, 2024. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/3975.