@misc{indiciaec5add1254178,
  title = {An explicit midcourse guidance technique for lunar and interplanetary trajectories based upon matched asymptotic expansions},
  author = {Carlson, N. A.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710037870},
  note = {Source identifier: 19710037870}
}