@misc{indiciaeeef6283cb7b9,
  title = {Perceptual learning and free classification.},
  author = {A J Wills and I P McLaren},
  year = {1998},
  doi = {10.1080/713932680},
  url = {https://pubmed.ncbi.nlm.nih.gov/9745383/},
  note = {Source identifier: 9745383}
}