Setia, Varun, Kamalesh Kumar Sharma, and Shiban Kishan Koul. “Performance Evaluation of Triple Band Microstrip Antenna Using Hybrid SRRs on Fractal Ground Plane”. Defence Science Journal 72, no. 4 (August 26, 2022): 558–567. Accessed June 15, 2025. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/17797.