@misc{indiciae44f2a31c2e90,
  title = {Solid-state alpha counters: a replacement for nuclear track counting in bioassay procedures.},
  author = {H L Butler and W F Splichal},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/5971951/},
  note = {Source identifier: 5971951}
}