2005, Vol. 8(1-2): 94-97    DOI:
Application of Cluster Analysis in hydrochemical composition classifications-case study of middle reaches of Yinma River
GAO Shu-qin CHI Bao-ming DAI Chang-lei SHI Feng-zhi
College of Environment and Resources, Jilin University, Changchun 130026, China
Received null  Revised null
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