@misc{indiciae0ec50a139aba,
  title = {Back Actuators for Segmented Mirrors and Other Applications},
  author = {Yang, Eui-Hyeok and Wiberg, Dean},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20110020310},
  note = {Source identifier: 20110020310}
}