@misc{indiciae74a9e2afad22,
  title = {Form constancy and the perceptual task: a developmental study.},
  author = {D W Kaess},
  year = {1970},
  doi = {10.1037/h0028877},
  url = {https://pubmed.ncbi.nlm.nih.gov/5480914/},
  note = {Source identifier: 5480914}
}