@misc{indiciae0bbc3603ac8f,
  title = {Point Relay Scanner Utilizing Ellipsoidal Mirrors},
  author = {Manhart, Paul K. and Pagano, Robert J.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19980032331},
  note = {Source identifier: 19980032331}
}