@misc{indiciae6ddbf306e8a1,
  title = {Two 'synthetic social relations'.},
  author = {B SKINNER},
  year = {1962},
  doi = {10.1901/jeab.1962.5-531},
  url = {https://pubmed.ncbi.nlm.nih.gov/13977901/},
  note = {Source identifier: 13977901}
}