@misc{indiciae81e0a55efddc,
  title = {A nomogram for radioactivity counting statistics.},
  author = {D A Rigas},
  year = {1968},
  doi = {10.1016/0020-708x(68)90098-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/5660919/},
  note = {Source identifier: 5660919}
}