@misc{indiciae97beaa6167b0,
  title = {Computer program to predict noise of general aviation aircraft: User's guide},
  author = {Mitchell, J. A. and Barton, C. K. and Kisner, L. S. and Lyon, C. A.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19830008971},
  note = {Source identifier: 19830008971}
}