TY - JOUR T1 - On the design of UWB circular fractal antenna with notched-band characteristics using W-shape slot JO - Journal of Microwaves, Optoelectronics and Electromagnetic Applications A1 - Kumar, Raj A1 - Chaubey, Prem Narayan A1 - Srikant, I. SN - 2179-1074 UL - 10.1590/S2179-10742012000200001 VL - 11 Y1 - 2012 PB - Brasil ER -