@misc{indiciaef0c25f598fbd,
  title = {Studies in predictor display technique Final report},
  author = {Heaton, E. C. and Sweeney, J. S. and Todd, N. C.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19670009076},
  note = {Source identifier: 19670009076}
}