Rajapan, Rajapan, P.M. Rajeshwari, and V. Rajendran. “Advanced Magnetostrictive Materials for Sonar Applications”. Defence Science Journal 55, no. 1 (January 1, 2005): 13-20. Accessed August 13, 2020. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/1957.