@misc{indiciae23285f389f54,
  title = {Differential correction and preliminary orbit determination for lunar satellite orbits},
  author = {Ingram, D. S. and Lavoie, P. A. and Lewis, D. H.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19660007989},
  note = {Source identifier: 19660007989}
}