@misc{indiciae561c65cbb14c,
  title = {Differences in slow potentials in bereitschaftspotential and contingent negative variation producing situations.},
  author = {R Kristeva and E Jankov and G Gantchev},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3480156/},
  note = {Source identifier: 3480156}
}