@misc{indiciae87e425a8c860,
  title = {X-ray constraints on the intergalactic medium},
  author = {Aldcroft, Thomas and Elvis, Martin and Mcdowell, Jonathan and Fiore, Fabrizio},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/19950043730},
  note = {Source identifier: 19950043730}
}