@misc{indiciae06827797d0b6,
  title = {Preliminary assessment of stable nitrogen and oxygen isotopic composition of USGS51 and USGS52 nitrous oxide reference gases and perspectives on calibration needs},
  author = {Nathaniel E. Ostrom and Hasand Gandhi and Tyler B. Coplen and Sakae Toyoda and J.K. Bohlke and Willi A. Brand and Karen L. Casciotti and Jens Dyckmans and Anette Giesemann and Joachim Mohn and Reinhard Well and Longfei Yu and Naohiro Yoshida},
  year = {2018},
  doi = {10.1002/rcm.8157},
  url = {https://pubs.usgs.gov/publication/70202177},
  note = {Source identifier: 70202177}
}