@misc{indiciaee9a8a984e611,
  title = {Function generator for synthesizing complex vibration mode patterns},
  author = {Naumann, E. C. and Hagood, G. J., Jr.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730011526},
  note = {Source identifier: 19730011526}
}