@misc{indiciae14c05ef0c4b0,
  title = {Determination of twenty-nine elements in eight argonne premium coal samples by instrumental neutron activation analysis},
  author = {C.A. Palmer},
  year = {2002},
  doi = {10.1021/ef00023a004},
  url = {https://pubs.usgs.gov/publication/70016420},
  note = {Source identifier: 70016420}
}