@article{7478,
  author = {S. Holt and Richard McCray},
  title = {Spectra of Cosmic X-Ray Sources},
  year = {1982},
  journal = {Annual Review of Astronomy and Astrophysics},
  volume = {20},
  pages = {323-365},
  month = {Jan-09-1982},
  issn = {0066-4146},
  doi = {10.1146/annurev.aa.20.090182.001543},
}