@misc{indiciaef6a825a5c420,
  title = {Source and event selection for radio-planetary frame-tie measurements using the Phobos Landers},
  author = {Linfield, R. and Ulvestad, J.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19880009391},
  note = {Source identifier: 19880009391}
}