@misc{indiciae05b0f2ea3d92,
  title = {A variance based confidence criterion for ERA identified modal parameters},
  author = {Longman, Richard W. and Juang, Jer-Nan},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890025289},
  note = {Source identifier: 19890025289}
}