@misc{indiciae8a32d29dca41,
  title = {Continuation of research into language concepts for the mission support environment: Source code},
  author = {Barton, Timothy J. and Ratner, Jeremiah M.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920001085},
  note = {Source identifier: 19920001085}
}