@misc{indiciae6f5cd6f14a2a,
  title = {Quality assurance and quality control in light stable isotope laboratories: A case study of Rio Grande, Texas, water samples},
  author = {T.B. Coplen and H. Qi},
  year = {2009},
  doi = {10.1080/10256010902871952},
  url = {https://pubs.usgs.gov/publication/70035133},
  note = {Source identifier: 70035133}
}