@misc{indiciae525171a5a44f,
  title = {Determination of the \δ 13 C of dissolved inorganic carbon in water; RSIL lab code 1710},
  author = {Glenda L. Singleton and Kinga Revesz and Tyler B. Coplen},
  year = {2012},
  doi = {10.3133/tm10c18},
  url = {https://pubs.usgs.gov/publication/tm10C18},
  note = {Source identifier: tm10C18}
}