@misc{indiciaec1ccae10fd06,
  title = {Specification of inputs and instrumentation for flutter testing of multivariable systems},
  author = {Gupta, N. K. and Hall, W. E., Jr.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770014084},
  note = {Source identifier: 19770014084}
}