@misc{indiciae590d8227f3cc,
  title = {Modeling and control of beam-like structures},
  author = {Hu, A. and Skelton, R. E. and Yang, T. Y.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19880031389},
  note = {Source identifier: 19880031389}
}