@misc{indiciae68ea68b60be1,
  title = {A rapid cycling dual shutter control system.},
  author = {M C Cornwall and M V Thomas},
  year = {1979},
  doi = {10.1016/0042-6989(79)90035-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/516470/},
  note = {Source identifier: 516470}
}