@misc{indiciae03469d88bd8d,
  title = {Blocking in the Morris swimming pool.},
  author = {A D Roberts and J M Pearce},
  year = {1999},
  doi = {10.1037//0097-7403.25.2.225},
  url = {https://pubmed.ncbi.nlm.nih.gov/10331921/},
  note = {Source identifier: 10331921}
}