@misc{indiciae41039087de2c,
  title = {Vision and the optic flow field.},
  author = {J R Lishman},
  year = {1981},
  doi = {10.1038/293263a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/7278986/},
  note = {Source identifier: 7278986}
}