@misc{indiciae091cbe245b9c,
  title = {Self-absorption correction for isotopes emitting weak beta rays.},
  author = {P MASSINI},
  year = {1961},
  doi = {10.1126/science.133.3456.877},
  url = {https://pubmed.ncbi.nlm.nih.gov/13767939/},
  note = {Source identifier: 13767939}
}