@misc{indiciae15c32c7e71ef,
  title = {Adaptive simulation using mode identification},
  author = {Axelrod, A. R. and Roy, R. and Schley, C. H.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19690000985},
  note = {Source identifier: 19690000985}
}