@misc{indiciae699235136340,
  title = {Relative performance of algorithms for autonomous satellite orbit determination},
  author = {Tapley, B. D. and Peters, J. G. and Schutz, B. E.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810045391},
  note = {Source identifier: 19810045391}
}