@misc{indiciaee7dfb7015859,
  title = {Satisfaction and cooperation.},
  author = {J A Schellenberg},
  year = {1968},
  doi = {10.2466/pr0.1968.22.2.469},
  url = {https://pubmed.ncbi.nlm.nih.gov/5650238/},
  note = {Source identifier: 5650238}
}