@misc{indiciaedf00dabf5239,
  title = {Visual orientation in three-dimensional space.},
  author = {M G PFEIFFER},
  year = {1963},
  doi = {10.2466/pms.1963.16.3.887},
  url = {https://pubmed.ncbi.nlm.nih.gov/13943076/},
  note = {Source identifier: 13943076}
}