@misc{indiciaefcdb1d8c67e3,
  title = {Tone generation by rotor-downstream strut interaction},
  author = {Woodward, R. P. and Balombin, J. R.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19830011483},
  note = {Source identifier: 19830011483}
}