@misc{indiciaed2be34c748cf,
  title = {Item program manual, Fortran IV version},
  author = {Lefton, L. and Levine, N. and Whitlock, F. and Wolf, H.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670021590},
  note = {Source identifier: 19670021590}
}