@misc{78891,
  keywords = {workshop, GRAS-SAF, GPS, radio occultation},
  author = {J. Eyre},
  title = {An introduction to GPS radio occultation and its use in NWP},
  year = {2008},
  month = {2008},
  url = {https://www.ecmwf.int/node/15404},
  language = {eng},
}