Vu Thai-Hung, Mahdjoubi Kourosh, Collardey Sylvain, Tarot Anne-Claude, Input Impedance of Planar FP and EBG Antennas", Antennas and Propagation Conference, 2007, Loughborough, 2-3 April 2007 Page(s):285 - 288
The publication is available to download from http://ieeexplore.ieee.org/xpl/tocresult.jsp?isnumber=4218444&isYear=2007