Changes and Influencing Factors of Surface Water Resources in the Source Region of the Yellow River
CHANG Guogang, LI Lin, ZHU Xide, WANG Zhenyu, XIAO Jianshe, LI Fengxia
Acta Geographica Sinica . 2007, (3): 311 -320 .  DOI: 10.11821/xb200703008