@misc{indiciae5556d30f0145,
  title = {Soft X-ray spectral variations in Scorpius X-1},
  author = {Kahn, S. M. and Charles, P. A. and Bowyer, S. and Blissett, R. J.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820032847},
  note = {Source identifier: 19820032847}
}