[1]
C. G. L. NKOUKA MOUKENGUE and D. LILONGA-BOYENGA, “Effect of defected ground plane on the bandwidth of parallel line-coupled bandpass filter at 3.3 GHz”, IJET, vol. 6, no. 3, pp. 62–64, Jun. 2017, doi: 10.14419/ijet.v6i3.7377.