@misc{indiciae48bdf168efce,
  title = {A developmental model of information processing in the child.},
  author = {M A Arbib and R M Kahn},
  year = {1969},
  doi = {10.1353/pbm.1969.0014},
  url = {https://pubmed.ncbi.nlm.nih.gov/5772770/},
  note = {Source identifier: 5772770}
}