@misc{indiciae94338d0233cc,
  title = {Detection of first-order structure in optic flow fields.},
  author = {S F Te Pas and A M Kappers and J J Koenderink},
  year = {1996},
  doi = {10.1016/0042-6989(95)00084-d},
  url = {https://pubmed.ncbi.nlm.nih.gov/8594824/},
  note = {Source identifier: 8594824}
}