@article{120261,
  author = {J Dorren and M G{umlat}del and E Guinan},
  title = {X-ray emission from the Sun in its youth and old age},
  year = {1995},
  number = {448},
  month = {1995-01-01},
  publisher = {Astronomy & Astrophysics},
  language = {en},
}