TY  - RPRT
TI  - Development of hydrocarbon gas standards for stable isotopic composition (δ13C and δ2H)
AU  - Geoffrey S. Ellis
AU  - Robert F. Dias
PY  - 2022
DO  - 10.3133/sir20215136
UR  - https://pubs.usgs.gov/publication/sir20215136
ID  - sir20215136
ER  -