@misc{indiciaeb70a2357edfc,
  title = {PLOTTER: An independent computer program for the generation of graphical displays},
  author = {Glatt, C. R. and Hirsch, G. N.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19750009047},
  note = {Source identifier: 19750009047}
}