@misc{indiciaecf7747b047a6,
  title = {Electronic Rotator For Sheet Of Laser Light},
  author = {Franke, John M. and Rhodes, David B. and Leighty, Bradley D. and Jones, Stephen B.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890000538},
  note = {Source identifier: 19890000538}
}