@misc{indiciaecb96c6be8a0c,
  title = {Split-frame stereoscopy. A new projection system.},
  author = {J M Parel and F G Karrenberg and D B Denham and E W Norton},
  year = {1983},
  doi = {10.1001/archopht.1983.01040010653027},
  url = {https://pubmed.ncbi.nlm.nih.gov/6838427/},
  note = {Source identifier: 6838427}
}