@misc{indiciae51ebd9631c2d,
  title = {Multiparameter vision testing apparatus},
  author = {Hunt, S. R., Jr. and Homkes, R. J. and Poteate, W. B. and Sturgis, A. C.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750019687},
  note = {Source identifier: 19750019687}
}