@article{HeuermannIbrahim2009,
  author    = {Holger Heuermann and Irfan Ibrahim},
  title     = {Novel theory and architecture of a vector signal generator implemented with two PLLs / Ibrahim, Irfan ; Heuermann, Holger},
  journal   = {European Conference on Wireless Technology, 2008. EuWiT 2008.},
  pages     = {85 -- 88},
  year      = {2009},
}