Tree ring reconstruction of summer temperature variations over the past 159 years in Wolong National Natural Reserve, western Sichuan, China
LI Zong-Shan, LIU Guo-Hua, ZHANG Qi-Bing, HU Chan-Juan, LUO Shu-Zheng, LIU Xing-Liang, HE Fei
Chin J Plant Ecol . 2010, (6): 628 -641 .  DOI: 10.3773/j.issn.1005-264x.2010.06.002