@misc{indiciae3302ba88c74b,
  title = {Academic learning, a variational model.},
  author = {G Houghton},
  year = {1966},
  doi = {10.1007/bf02476391},
  url = {https://pubmed.ncbi.nlm.nih.gov/5956178/},
  note = {Source identifier: 5956178}
}