1. Balanis CA (2005) Antenna theory & design, 3rd edn. Wiley, Hoboken, NJ
2. Wong KL (2002) Compact and broadband microstrip antennas, 1st edn. Wiley, New York
3. Lee HF, Chen W (1997) Advances in microstrip and printed antennas. Wiley, New York
4. Kumar G, Ray KP (2003) Broadband microstrip antennas, 1st edn. Artech House, Norwood
5. Deshmukh AA, Kumar G (2001) Reliability of suspended rectangular microstrip antenna. In: Proceedings of the international conference on quality, reliability and control, Bombay, 26–28 Dec 2001