@article{8986,
  author = {R. Rutten and C. Schrijver and C. Zwaan and D. Duncan and R. Mewe},
  title = {Magnetic structure in cool stars. XVI. Emissions from the outer atmospheres of M-type dwarfs},
  year = {1988},
  journal = {Astronomy and Astrophysics (},
  volume = {219},
  pages = {239-252},
  url = {http://articles.adsabs.harvard.edu/full/1989A\%26A...219..239R},
  note = {JILA Pub. 3918},
}