@misc{indiciaee9f0f072fde7,
  title = {Navigation system design for a Halley sample return mission},
  author = {Wood, L. J. and Craig, S. L. and Yeomans, D. K. and Bergam, M. J.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820038521},
  note = {Source identifier: 19820038521}
}