@misc{indiciae2e818bd41818,
  title = {Object-quality discrimination learning sets in mental defectives.},
  author = {N R ELLIS},
  year = {1958},
  doi = {10.1037/h0042906},
  url = {https://pubmed.ncbi.nlm.nih.gov/13513853/},
  note = {Source identifier: 13513853}
}