@misc{indiciae5438c22b97be,
  title = {Nonlinear steady-state response of a rotor-support system},
  author = {Noah, Sherif T. and Choi, Yeon-Sun},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870061437},
  note = {Source identifier: 19870061437}
}