Lokesh Raju, V, V Rajya Lakshmi, and M S Anuradha. 2018. “Notch Band Switchable Reconfigurable Monopole Antenna With Defected Ground Structure for Wideband Applications”. International Journal of Engineering & Technology 7 (3.27): 613-16. https://doi.org/10.14419/ijet.v7i3.27.18506.