@misc{indiciaef3b8204de7d0,
  title = {Active structures for use in precision control of large optical systems},
  author = {Fanson, James L. and Anderson, Eric H. and Rapp, Donald},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910030547},
  note = {Source identifier: 19910030547}
}