@article{10783,
  author = {J. Shull},
  title = {Heating and ionization by X-ray photoelectrons},
  year = {1979},
  journal = {The Astrophysical Journal},
  volume = {234},
  pages = {761},
  month = {Jan-12-1979},
  issn = {0004-637X},
  url = {http://adsabs.harvard.edu/full/1979ApJ...234..761S},
  doi = {10.1086/157553},
}