Variations of Ground Temperature at the Depths of 40 ~ 320 cm in Sanjiang Plain, Northeast China during 1981-2010
LÜ Hong-yu, ZHANG Lin-yuan, ZHANG Hong-ru, LI Wen-fu, WANG Gui-xiang
JOURNAL OF GLACIOLOGY AND GEOCRYOLOGY . 2012, (6): 1346 -1352 .  DOI: 10.7522/j.issn.1000-0240.2012.0164