@misc{indiciaec8071c3a7a5f,
  title = {SigmaCLIPSE = presentation management + NASA CLI PS + SQL},
  author = {Weiss, Bernard P., Jr.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19960002910},
  note = {Source identifier: 19960002910}
}