TY  - RPRT
TI  - Multiple gas analyses using a mobile mass spectrometer
AU  - J. H. McCarthy
AU  - R. C. Bigelow
PY  - 1990
DO  - 10.1016/0375-6742(90)90104-i
UR  - https://pubs.usgs.gov/publication/70016142
ID  - 70016142
ER  -