@misc{indiciaecb06ebf97de1,
  title = {STS-2 sail non-avionics subsystems math model requirements},
  author = {Carlton, B. E. and Herold, R. W.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19800021868},
  note = {Source identifier: 19800021868}
}