@misc{indiciae8ab7c69ec1c7,
  title = {Dynamic Models of Instruments Using Rotating Unbalanced Masses},
  author = {Hung, John Y. and Gallaspy, Jason M. and Bishop, Carlee A.},
  year = {1998},
  url = {https://ntrs.nasa.gov/citations/19990010020},
  note = {Source identifier: 19990010020}
}