@misc{indiciaed2566a86bc2a,
  title = {A manual optimal guidance scheme using a predictive model.},
  author = {Gilchrist, J. D. and Soland, D. E.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670057260},
  note = {Source identifier: 19670057260}
}