@misc{indiciaef955c51d0204,
  title = {Gamma spectrum analysis computations using a small computer.},
  author = {D H Keefer and H F Goodwin and W J Ennis},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5795273/},
  note = {Source identifier: 5795273}
}