@misc{indiciae60a4d4d3a7f5,
  title = {A new calibration method for time delay standard and its application},
  author = {Su, B. W. and Song, S. X.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19830027088},
  note = {Source identifier: 19830027088}
}