Prabhu, A., V. Aatre, T. Soumini, and S. Karipel. “Frequency Zooming Techniques for High Resolution Spectrum Analysis”. Defence Science Journal 35, no. 3 (January 23, 2014): 281-285. Accessed April 24, 2024. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6022.