1Babu Lal Shahu, Neela Chattoraj, Srikanta Pal and Dileep Kumar Upadhyay (2017) “A COMPACT UWB BANDPASS FILTER USING HYBRID FRACTAL SHAPED DGS”, Journal of Microwaves, Optoelectronics and Electromagnetic Applications (JMOe), 16(1), pp. 38–49. doi: 10.1590/2179-10742017v16i1731.