1. Sanjeev Kumar, Raghuvir Tomar and Prakash Bhartia, “A Dual-Band Printed Monopole Antenna Using Multiple Rectangular and Cricket-Bat Shaped Defected Ground Structures” IEEE MTT-S, IMaRC, Hyderabad, India, December 2015.

2. Sanjeev Kumar and Raghuvir Tomar, “A Dual-Band Compact Printed Monopole Antenna Using Multiple Rectangle-Shaped Defected Ground Structures and Cross-Shaped Feedline,” Microw. Opt. Technol. Lett., vol. 57, no. 8, pp. 1810-1813, 2015.