@misc{indiciaeb1a1d880e788,
  title = {Orbit Determination Analysis Utilizing Radiometric and Laser Ranging Measurements for GPS Orbit},
  author = {Welch, Bryan W.},
  year = {2007},
  url = {https://ntrs.nasa.gov/citations/20070012412},
  note = {Source identifier: 20070012412}
}