@misc{indiciae39aafa8b40b5,
  title = {Flight flutter testing technology at Grumman},
  author = {Perangelo, H. J. and Milordi, F. W.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770014090},
  note = {Source identifier: 19770014090}
}