@misc{indiciae09bfcec558c8,
  title = {As-built design specification for P1A software system modified display subsystem},
  author = {Horton, C. L. and Story, A. S.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810003977},
  note = {Source identifier: 19810003977}
}