@misc{indiciaeabe6aaad82fe,
  title = {Identification of a linear model of rotor-fuselage dynamics from nonlinear simulation data},
  author = {Duval, R. W. and Mackie, D. B.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810055721},
  note = {Source identifier: 19810055721}
}