@misc{indiciaea081208468f1,
  title = {Variably Transmittive, Electronically-Controlled Eyewear},
  author = {Chapman, John J. and Glaab, Louis J. and Schott, Timothy D. and Howell, Charles T. and Fleck, Vincent J.},
  year = {2013},
  url = {https://ntrs.nasa.gov/citations/20140001871},
  note = {Source identifier: 20140001871}
}