@misc{indiciae1b26f3b51066,
  title = {The multivibrator toposcope, an electronic polygraph.},
  author = {A MARKO and H PETSCHE},
  year = {1960},
  doi = {10.1016/0013-4694(60)90078-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/14421268/},
  note = {Source identifier: 14421268}
}