@conference{5481,
  author = {Manuel Güdel and J. Schmitt and M. Kürster and A. Benz},
  title = {ROSAT Observations of Solar-Type G Stars},
  year = {1994},
  publisher = {San Francisco: Astronomical Society of the Pacific},
  address = {Athens, Georgia},
  url = {http://adsabs.harvard.edu/full/1994ASPC...64...86G},
  note = {JILA Pub. 5118},
}