@misc{indiciaed44455760fa3,
  title = {Learned helplessness in groups.},
  author = {D K Simkin and J P Lederer and M E Seligman},
  year = {1983},
  doi = {10.1016/0005-7967(83)90079-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/6661147/},
  note = {Source identifier: 6661147}
}