@article{10616,
  author = {T. Schneeberger and Jeffrey Linsky and S. Worden},
  title = {The Helium Triplet-to-Singlet Ratio in T Tauri Stars},
  year = {1978},
  journal = {Astronomy and Astrophysics},
  volume = {62},
  pages = {447\textendash448},
  url = {http://adsabs.harvard.edu/full/1978A\%26A....62..447S},
  note = {JILA Pub. 1608},
}