@misc{indiciaeff75cad6326c,
  title = {Cortical synapses and reinforcement: a hypothesis.},
  author = {T J Crow},
  year = {1968},
  doi = {10.1038/219736a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/5667068/},
  note = {Source identifier: 5667068}
}