Intekhab Hussain, and M.G.Tiary. “An Ultra Wideband Bandpass Filter Using Stepped Impedance Resonators and DGS Structures”. International Journal of Computer Engineering in Research Trends 4, no. 5 (May 31, 2017): 185–189. Accessed June 2, 2026. https://www.ijcert.org/index.php/ijcert/article/view/398.