@misc{indiciaeccd9c559a009,
  title = {Precise Real-Time Low Earth Orbitor Navigation With GPS},
  author = {Bertiger, W. and Haines, B. and Kuang, D. and Lough, M. and Lichten, S. and Muellerschoen, R. J. and Vigue, Y. and Wu, S.},
  year = {1998},
  url = {https://ntrs.nasa.gov/citations/20060041509},
  note = {Source identifier: 20060041509}
}