@article{11442,
  author = {David Hummer},
  title = {Non-coherent scattering-III. The effect of continuous absorption on the formation of spectral lines},
  year = {1968},
  journal = {Monthly Notices of the Royal Astronomical Society},
  volume = {138},
  chapter = {73},
  pages = {73-108},
  month = {00/1968},
  url = {http://adsabs.harvard.edu/full/1968MNRAS.138...73H},
  doi = {10.1093/mnras/138.1.73},
  note = {JILA Pub. 288},
}