@misc{indiciaef599e51e46d1,
  title = {Altitude deviations: Breakdowns of an error-tolerant system},
  author = {Palmer, Everett A. and Hutchins, Edwin L. and Ritter, Richard D. and Vancleemput, Inge},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19940011077},
  note = {Source identifier: 19940011077}
}