?url_ver=Z39.88-2004&rft_id=10.1109%2FWAMICON.2009.5207300&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Zafar%2C+S.&rft.aulast=Zafar&rft.aufirst=S.&rft.isbn=9781424445653&rft.title=5-GHz+low-phase+noise+quadrature+VCO+in+0.13-%C3%8E%C2%BCm+RF+CMOS+process+technology&rft.date=2009&rft.genre=proceeding