@article{Iyer_Nanda_2014, title={Selection of Optimum Frequency for Sonar Echoes From Under Water Targets}, volume={8}, url={https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7573}, DOI={10.14429/dsj.8.7573}, number={1}, journal={Defence Science Journal}, author={Iyer, H. and Nanda, J.}, year={2014}, month={May}, pages={1-4} }