@misc{indiciaee6def7268cf6,
  title = {Manned Versus Unmanned Risk and Complexity Considerations for Future Midsized X-Planes},
  author = {Lechniak, Jason A. and Melton, John E.},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20170005542},
  note = {Source identifier: 20170005542}
}