@misc{indiciaea30bb09502a2,
  title = {TOPEX orbit determination using GPS signals plus a sidetone ranging system},
  author = {Bender, P. L. and Larden, D. R.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19840035529},
  note = {Source identifier: 19840035529}
}