@misc{indiciae809b98c5e59f,
  title = {Turbofan noise generation. Volume 1: Analysis},
  author = {Ventres, C. S. and Theobald, M. A. and Mark, W. D.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19830006770},
  note = {Source identifier: 19830006770}
}