@misc{indiciae5a566a86918f,
  title = {Time and frequency stability for the Crustal Dynamics Project},
  author = {Coates, R. J. and Ryan, J. and Herring, T.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810018959},
  note = {Source identifier: 19810018959}
}