TY - RPRT TI - Isotopic disproportionation during hydrogen isotopic analysis of nitrogen-bearing organic compounds AU - Sreejesh Nair AU - Heike Geilmann AU - Tyler B. Coplen AU - Haiping Qi AU - Matthias Gehre AU - Arndt Schimmelmann AU - Willi A. Brand PY - 2015 DO - 10.1002/rcm.7174 UR - https://pubs.usgs.gov/publication/70145057 ID - 70145057 ER -