@misc{indiciae8f52c2d80fd3,
  title = {On the completeness of the Medium Sensitivity Survey quasar sample},
  author = {Maccacaro, T. and Gioia, I. M.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860051022},
  note = {Source identifier: 19860051022}
}