TY  - RPRT
TI  - Combustion tube method for measurement of nitrogen isotope ratios using calcium oxide for total rmoval of carbon dioxide and water
AU  - Carol Kendall
AU  - E. Grim
PY  - 2002
DO  - 10.1021/ac00204a019
UR  - https://pubs.usgs.gov/publication/70016230
ID  - 70016230
ER  -