@misc{indiciae384a6da8c273,
  title = {Perceived orientation in free-fall dependson visual, postural, and architectural factors},
  author = {Lackner, J. R. and Graybiel, A.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19830036976},
  note = {Source identifier: 19830036976}
}