@misc{indiciae874994a2eafa,
  title = {GPS-Based Navigation and Orbit Determination for the AMSAT Phase 3D Satellite},
  author = {Davis, George and Carpenter, Russell and Moreau, Michael and Bauer, Frank H. and Long, Anne and Kelbel, David and Martin, Thomas},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20020060774},
  note = {Source identifier: 20020060774}
}