1. Microstrip Antenna Design Handbook;Garg,2001
2. Antenna Engineering Handbook;Volakis,2007
3. A Compact UWB slot antenna with signal rejection in 5–6 GHz band;Subbarao;Microwave Opt. Technology Letter,2012
4. Ultra wideband printed monopole antenna with band – notch filters;Chung;IET Microwave Antennas Propagation,2007
5. Ge. Y, Esselle K.P & Bird T.S., ‘A compact E – shaped patch antenna with corrugated rings’, IEEE Transactions of Antenna Propagation, vol. 54 No.8, pp. 2411–2413, 2006.