TY  - RPRT
TI  - Stable isotope compositions of gases and vegetation near naturally burning coal
AU  - J.D. Gleason
AU  - T.K. Kyser
PY  - 1984
DO  - 10.1038/307254a0
UR  - https://pubs.usgs.gov/publication/70013417
ID  - 70013417
ER  -