TY - Journal of Yangtze River Scientific Research Institute A1 - CHU Xi-xi, CHEN Jin, CHEN Guang-cai T1 - Variation Trend of Extreme Runoff Series in the Source Region of Yangtze River from 1978 to 2009 Y1 - 2014-01-26 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 16 EP - 19 VL - 31 IS - 2 UR - http://ckyyb.crsri.cn N1 - 10.3969/j.issn.1001-5485.2014.02.004 ER -