@misc{indiciae48df1c182d9a,
  title = {Onboard orbit estimation with tracking and data relay satellite system data},
  author = {Dunham, J. B. and Long, A. C. and Sielski, H. M. and Preiss, K. A.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19830055851},
  note = {Source identifier: 19830055851}
}