@misc{indiciaea03116a08bbe,
  title = {Partial reinforcement before and after continuous reinforcement.},
  author = {J Theios and R W McGinnis},
  year = {1967},
  doi = {10.1037/h0024292},
  url = {https://pubmed.ncbi.nlm.nih.gov/6032556/},
  note = {Source identifier: 6032556}
}