@misc{indiciae67c3349bfedf,
  title = {The computer as a mental tool.},
  author = {W A Martin},
  year = {1974},
  doi = {10.1001/archpedi.1974.02110250017001},
  url = {https://pubmed.ncbi.nlm.nih.gov/4601121/},
  note = {Source identifier: 4601121}
}