@misc{indiciae98afc90b3f6c,
  title = {Effect of screens in wide-angle diffusers},
  author = {Schubauer, Galen Brandt and Spangenberg, Wesley G},
  year = {1949},
  url = {https://ntrs.nasa.gov/citations/19930082270},
  note = {Source identifier: 19930082270}
}