@misc{indiciae2b1a36231f75,
  title = {Inversion illusion in parabolic flight - Its probable dependence on otolith function.},
  author = {Graybiel, A. and Kellogg, R. S.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680031164},
  note = {Source identifier: 19680031164}
}