@misc{indiciae94f197d5729d,
  title = {Approach and avoidance in discriminative learning.},
  author = {M E BITTERMAN},
  year = {1952},
  doi = {10.1037/h0057976},
  url = {https://pubmed.ncbi.nlm.nih.gov/14920653/},
  note = {Source identifier: 14920653}
}