TY  - RPRT
TI  - EFFECTS OF METEOROLOGICAL CHANGES ON CONCENTRATIONS OF HELIUM, CARBON DIOXIDE, AND OXYGEN IN SOIL GASES.
AU  - M. E. Hinkle
AU  - J. L. Ryder
PY  - 1988
UR  - https://pubs.usgs.gov/publication/70014820
ID  - 70014820
ER  -