Changing Trend and Abrupt Change of the 0℃ Level Height in Summer in Xinjiang from 1960 to 2002
ZHANG Guang-xing, YANG Lian-mei, YANG Qing
JOURNAL OF GLACIOLOGY AND GEOCRYOLOGY . 2005, (3): 376 -380 .  DOI: 10.7522/j.issn.1000-0240.2005.0056