@misc{indiciae0435bbb51df1,
  title = {A digital electrometer.},
  author = {K A Johansson and B E Bengtsson and B Lindskoug},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/4374040/},
  note = {Source identifier: 4374040}
}