TY - JOUR A1 - Mortazavi, B. A1 - Prater, J. L. A1 - Chanton, J. P. T1 - A field-based method for simultaneous measurements of the δ18O and δ13C of soil CO2 efflux JO - Biogeosciences J1 - BG VL - 1 IS - 1 SP - 1 EP - 9 Y1 - 2004/08/13 PB - Copernicus Publications SN - 1726-4170 UR - http://www.biogeosciences.net/1/1/2004/ L1 - http://www.biogeosciences.net/1/1/2004/bg-1-1-2004.pdf ER -