@misc{indiciae734328ed920f,
  title = {Interplanetary beacon for deep space navigation},
  author = {Ananda, M. P. and Winn, F. B. and Nicholson, F. T. and Smith, C. B.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19820034628},
  note = {Source identifier: 19820034628}
}