@misc{indiciae9c60c844493f,
  title = {Flap noise measurements for STOL configurations using external upper surface blowing},
  author = {Dorsch, R. G. and Reshotko, M. and Olsen, W. A.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730006303},
  note = {Source identifier: 19730006303}
}