L Franklin Telfer, Brenda M, Sasirekha D, Dhanya D, J Jerusalin Carol, Supraja C. “Parametric Optimization of Punched Out Suspended Planar Folded Antenna for ISM Band Applications”. International Journal of Advanced Science and Technology, Vol. 29, no. 04, June 2020, pp. 6313 -18, http://sersc.org/journals/index.php/IJAST/article/view/27323.