@misc{indiciaecfdd98319abf,
  title = {On learning several simultaneous probability-learning problems.},
  author = {J R Erickson},
  year = {1966},
  doi = {10.1037/h0023444},
  url = {https://pubmed.ncbi.nlm.nih.gov/5966615/},
  note = {Source identifier: 5966615}
}