@misc{indiciaef5ebaa3f2f93,
  title = {Preliminary error budget for an optical ranging system: Range, range rate, and differenced range observables},
  author = {Folkner, W. M. and Finger, M. H.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900016911},
  note = {Source identifier: 19900016911}
}