@misc{indiciae384e1cfc6b64,
  title = {Viewing time and stereoscopic threshold with random-dot stereograms.},
  author = {R S Harwerth and S C Rawlings},
  year = {1977},
  doi = {10.1097/00006324-197707000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/931011/},
  note = {Source identifier: 931011}
}