@misc{indiciae10909ca0f860,
  title = {AXAF - A major spaceborne X-ray observatory},
  author = {Wyman, C. L. and Mclaughlin, E. R.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19860034790},
  note = {Source identifier: 19860034790}
}