@misc{indiciaec232e00a3731,
  title = {Affine structure from motion.},
  author = {J J Koenderink and A J van Doorn},
  year = {1991},
  doi = {10.1364/josaa.8.000377},
  url = {https://pubmed.ncbi.nlm.nih.gov/2007912/},
  note = {Source identifier: 2007912}
}