@misc{indiciaed89a2a237fb2,
  title = {Error modeling for GPS geodetic applications},
  author = {Rim, Hyung Jin and Schutz, Bob E. and Tapley, Byron D.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19950049801},
  note = {Source identifier: 19950049801}
}