@misc{indiciae00947bb2b9a1,
  title = {Real-time targeting for the Apollo lunar orbit insertion maneuver.},
  author = {Berry, R. L. and Wiley, R. F.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680056576},
  note = {Source identifier: 19680056576}
}