@misc{indiciae0adb5c266343,
  title = {Determination of lead-210 in water},
  author = {J. O. Johnson and K.W. Edwards},
  year = {1966},
  doi = {10.3133/ofr6670},
  url = {https://pubs.usgs.gov/publication/ofr6670},
  note = {Source identifier: ofr6670}
}