@misc{indiciae872aedec0fbc,
  title = {Biofeedback produced slow brain potentials and task performance.},
  author = {W Lutzenberger and T Elbert and B Rockstroh and N Birbaumer},
  doi = {10.1016/0301-0511(82)90018-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/7104426/},
  note = {Source identifier: 7104426}
}