@misc{indiciae231fb54d4746,
  title = {A motion illusion from two-dimensional periodic patterns.},
  author = {B G Khang and E A Essock},
  year = {1997},
  doi = {10.1068/p260585},
  url = {https://pubmed.ncbi.nlm.nih.gov/9488883/},
  note = {Source identifier: 9488883}
}