@misc{indiciae32593aba138e,
  title = {The determination of third order linear models from a seventh order nonlinear jet engine model},
  author = {Lalonde, Rick J. and Hartley, Tom T. and De Abreu-Garcia, J. Alex},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900065826},
  note = {Source identifier: 19900065826}
}