@misc{indiciaeef5dfd1c31f6,
  title = {X-ray substructure in A1656 and A2256},
  author = {Davis, David S. and Mushotzky, Richard F.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930040680},
  note = {Source identifier: 19930040680}
}