The Records of Atmospheric CO2 Derived from the Stable Carbon Isotopic Composition of Buried Plant Tissues in Perennial Frozen Lacustrine Sediments
LIN Qing, WANG Shao-ling, ZHAO Lin
JOURNAL OF GLACIOLOGY AND GEOCRYOLOGY . 2001, (1): 22 -27 .  DOI: 10.7522/j.issn.1000-0240.2001.0004