@misc{indiciae4506b08a4f39,
  title = {Langley's CSI evolutionary model: Phase O},
  author = {Belvin, W. Keith and Elliott, Kenny B. and Horta, Lucas G. and Bailey, Jim P. and Bruner, Anne M. and Sulla, Jeffrey L. and Won, John and Ugoletti, Roberto M.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920005176},
  note = {Source identifier: 19920005176}
}