@misc{indiciaed0a7d8a51077,
  title = {Ocular accommodative changes in humans induced by positional changes with respect to gravity},
  author = {Markham, C. H. and Diamond, S. G. and Simpson, N. E.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770043871},
  note = {Source identifier: 19770043871}
}