@article{9815,
  author = {Jeffrey Linsky and H. Moos and R. Henry and W. McClintock},
  title = {Copernicus Observations of Chromospheric Emission Lines in Arcturus and Other K Giants.},
  year = {1973},
  journal = {Bulletin of the American Astronomical Society},
  volume = {5},
  chapter = {453},
}