摘要
20030567 Cao Jianfeng (College of Environment and Resources, Jilin University, Changchun, Jilin); Ye Xueyan The Division and Analysis of Groundwater System of the Yellow River Watershed in Henan Province, China (Journal of Jilin University (Earth Science Edition), ISSN1671-5888, CN22-1343/P, 32(3), 2002, p. 251-254, 2 illus. , 1 table, 9 refs. , with English abstract) key words: groundwater system, Yellow River, Henan
