TY - Journal of Yangtze River Scientific Research Institute A1 - ZHENG Jian-gen, ZHANG Song-da , XIE Min, HU Cheng-fei T1 - Characteristics and Causes of Flow and Sediment Change in Three Rivers of Ningbo City Y1 - 2018-05-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 6 EP - 11 VL - 35 IS - 5 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20171259 ER -