@misc{indiciaeb98e45114d79,
  title = {Calculating linear A, B, C, and D matrices from a nonlinear dynamic engine simulation},
  author = {Geyser, L. C.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19800000520},
  note = {Source identifier: 19800000520}
}