TY  - RPRT
TI  - Stable isotope deltas: Tiny, yet robust signatures in nature
AU  - Willi A. Brand
AU  - Tyler B. Coplen
PY  - 2012
DO  - 10.1080/10256016.2012.666977
UR  - https://pubs.usgs.gov/publication/70043329
ID  - 70043329
ER  -