@misc{indiciae454251a3b79d,
  title = {Geochemical gradients in soil O-horizon samples from southern Norway: Natural or anthropogenic?},
  author = {C. Reimann and P. Englmaier and B. Flem and L. Gough and P. Lamothe and O. Nordgulen and D. Smith},
  year = {2009},
  doi = {10.1016/j.apgeochem.2008.11.021},
  url = {https://pubs.usgs.gov/publication/70033044},
  note = {Source identifier: 70033044}
}