@misc{indiciae11b5aafc4917,
  title = {HEAO-1 Diffuse Soft X-ray Sky Maps},
  author = {Nousek, J. A. and Garmire, G. P. and Weaver, G.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19850007261},
  note = {Source identifier: 19850007261}
}