@misc{indiciae617fdb0b4c95,
  title = {Soft X-rays from Hercules X-1 during the 'off' state},
  author = {Fritz, G. and Shulman, S. and Yentis, D. and Friedman, H. and Davidsen, A. and Henry, R. and Snyder, W. and Naranan, S.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760055803},
  note = {Source identifier: 19760055803}
}