@misc{indiciaee49433a11bac,
  title = {Astrionics selection and operation on interplanetary missions.},
  author = {Hitt, E. F. and Rea, F. G.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690061419},
  note = {Source identifier: 19690061419}
}