@article{9379,
  author = {David Hummer and D. Mihalas},
  title = {Model atmospheres for the central stars of planetary nebulae},
  year = {1970},
  journal = {Monthly Notices of the Royal Astronomical Society},
  volume = {147},
  chapter = {339},
  pages = {339-354},
  month = {00/1970},
  url = {http://adsabs.harvard.edu/full/1970MNRAS.147..339H},
  note = {JILA Pub. 578},
}