Ecosystem services and their valuation of terrestrial surface water system in China
ZHAO Tong-qian, OUYANG Zhi -yun, WANG Xiao-ke, MIAO Hong, WEI Yan-chang
JOURNAL OF NATURAL RESOURCES . 2003, (4): 443 -452 .  DOI: 10.11849/zrzyxb.2003.04.008