@misc{indiciaef8d3e0ae7491,
  title = {Research and development for Onboard Navigation (ONAV) ground based expert/trainer system: Preliminary test plan},
  author = {Bochsler, Daniel C.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19910003403},
  note = {Source identifier: 19910003403}
}