@misc{indiciaea9af187955ca,
  title = {Precise Orbit Determination for Low-Earth Orbiting Satellites using GPS Data: Recent Advances},
  author = {Lough, M. and Haines, B. and Lichten, S. and Muellerschoen, R. and Vigue-Rodi, Y.},
  year = {1998},
  url = {https://ntrs.nasa.gov/citations/20060041311},
  note = {Source identifier: 20060041311}
}