@article{9982,
  author = {John Castor},
  title = {On the Force Associated with Absorption of Spectral Line Radiation},
  year = {1974},
  journal = {Monthly Notices of the Royal Astronomical Society},
  volume = {169},
  pages = {279\textendash306},
  url = {http://adsabs.harvard.edu/full/1974MNRAS.169..279C},
  doi = {10.1093/mnras/169.2.279},
  note = {JILA Pub. 1165},
}