@misc{indiciae93a1fd8a72cc,
  title = {On extensional learnability.},
  author = {K Wexler},
  year = {1982},
  doi = {10.1016/0010-0277(82)90006-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/7198954/},
  note = {Source identifier: 7198954}
}