@misc{indiciaeb1017e26af3e,
  title = {SUMC multiprocessing operating system (MPOS) requirements document},
  author = {Helbig, W. A. and Keller, L. C. and Nelson, D. A. and Schansman, T. T. and Vandergriff, L. E.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730021415},
  note = {Source identifier: 19730021415}
}