@misc{indiciae92073a95e1c1,
  title = {Additional noise data on the SR-3 propeller},
  author = {Dittmar, J. H. and Jeracki, R. J.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810017231},
  note = {Source identifier: 19810017231}
}