@misc{indiciae9923ce2fb29a,
  title = {Learning in flatworms and annelids.},
  author = {A L JACOBSON},
  year = {1963},
  doi = {10.1037/h0046468},
  url = {https://pubmed.ncbi.nlm.nih.gov/13964344/},
  note = {Source identifier: 13964344}
}