Dynamic variation of accumulated temperature data in recent 40 years in the Yellow River Basin
LIU Qin, YAN Chang-rong, HE Wen-qing, DU Jian-chao, YANG Jie
JOURNAL OF NATURAL RESOURCES . 2009, (1): 147 -153 .  DOI: 10.11849/zrzyxb.2009.01.016