@misc{indiciaeed0ec4e5ea44,
  title = {Physics of the clock experiment},
  author = {Edmonson, N., Jr. and Shelton, R. D. and Wills, F. D.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700028190},
  note = {Source identifier: 19700028190}
}