@misc{indiciaecd232d81dd3c,
  title = {GPS composite clock software performance},
  author = {Satin, Arthur L. and Feess, W. A. and Fliegel, Henry F. and Yinger, C. H.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910016487},
  note = {Source identifier: 19910016487}
}