@misc{indiciae1a1c8a0ae8df,
  title = {Dynamic analysis using superelements for a large helicopter model},
  author = {Patel, M. P. and Shah, L. C.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780024543},
  note = {Source identifier: 19780024543}
}