@misc{indiciaecfb54d0e02af,
  title = {Neutron activation analysis in hydrology},
  author = {Leland Lincoln Thatcher},
  year = {1976},
  doi = {10.3133/ofr76339},
  url = {https://pubs.usgs.gov/publication/ofr76339},
  note = {Source identifier: ofr76339}
}