@misc{indiciaec65c71a28351,
  title = {Skylab experimental performance evaluation manual. Appendix O: Experiment T002 manual navigation sightings (MSFC)},
  author = {Purushotham, K. S.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720020030},
  note = {Source identifier: 19720020030}
}