?url_ver=Z39.88-2004&rft_id=10.1109%2FEuCAP.2014.6902180&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Robustillo+Bay%C3%B3n&rft.aufirst=Pedro&rft.au=Robustillo+Bay%C3%B3n%2C+Pedro&rft.btitle=8th+European+Conference+on+Antennas+and+Propagation+(EuCAP+2014)&rft.title=Accurate+characterization+of+multi-resonant+reflectarray+cells+by+artificial+neural+networks&rft.date=2014&rft.genre=proceeding