@misc{indiciae7a487645aba0,
  title = {Reference frames and shape perception.},
  author = {G W Humphreys},
  year = {1983},
  doi = {10.1016/0010-0285(83)90008-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/6617134/},
  note = {Source identifier: 6617134}
}