@misc{indiciaec59fe66a5125,
  title = {Categorical relations in shape perception.},
  author = {J E Hummel and B J Stankiewicz},
  year = {1996},
  doi = {10.1163/156856896x00141},
  url = {https://pubmed.ncbi.nlm.nih.gov/9061832/},
  note = {Source identifier: 9061832}
}