@misc{indiciae7cfbc037ec42,
  title = {Lead (Pb) in old Antarctic ice: Some from dust, some from other sources},
  author = {T. Hinkley},
  year = {2007},
  doi = {10.1029/2006gl028736},
  url = {https://pubs.usgs.gov/publication/70030103},
  note = {Source identifier: 70030103}
}