Prasad, B., and P. M. Rao. “DESIGN AND ANALYSIS OF T-STUB U-SLOT NOTCH BAND FREQUENCY RECONFIGURABLE ANTENNA USING PARAMETRIC ANALYSIS FOR WIRELESS COMMUNICATION APPLICATIONS”. International Journal of Engineering Technologies and Management Research, vol. 7, no. 7, July 2020, pp. 15-20, doi:10.29121/ijetmr.v7.i7.2020.714.