@misc{indiciae989366be49d6,
  title = {A complete multiple unit counter with integrated output.},
  author = {R W Silverman and D J Jenden and M D Fairchild},
  year = {1970},
  doi = {10.1016/0031-9384(70)90188-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/5522512/},
  note = {Source identifier: 5522512}
}