TY  - RPRT
TI  - Isotopic composition of atmospheric hydrogen and methane
AU  - A. E. Bainbridge
AU  - H. E. Suess
AU  - I. Friedman
PY  - 1961
DO  - 10.1038/192648a0
UR  - https://pubs.usgs.gov/publication/70010662
ID  - 70010662
ER  -