@misc{indiciae1016ab6d3869,
  title = {Problem solving in rats as a function of experience at different ages.},
  author = {A J Nyman},
  year = {1967},
  doi = {10.1080/00221325.1967.10533713},
  url = {https://pubmed.ncbi.nlm.nih.gov/6030018/},
  note = {Source identifier: 6030018}
}