@article{8296,
  author = {Michael Lombardi and Mitch Narins and Per Enge and Ben Peterson and Sherman Lo and Yu-Hsuan Chen and Dennis Akos},
  title = {The Need for a Robust, Precise Time and Frequency Alternative to GNSS},
  year = {2012},
  number = {23},
  month = {2012-11-01},
  publisher = {GPS World},
  language = {en},
}