@misc{indiciae66d10b2ee506,
  title = {Water and tritium movement through the unsaturated zone at a low-level radioactive-waste disposal site near Sheffield, Illinois, 1981-85},
  author = {P.C. Mills and R. W. Healy},
  year = {1991},
  doi = {10.3133/ofr89271},
  url = {https://pubs.usgs.gov/publication/ofr89271},
  note = {Source identifier: ofr89271}
}