@misc{indiciae70b46d5b21a3,
  title = {Attentional issues in superimposed flight symbology},
  author = {Foyle, David C. and Sanford, Beverly D. and Mccann, Robert S.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920062362},
  note = {Source identifier: 19920062362}
}