TY - Journal of Yangtze River Scientific Research Institute A1 - GAO Dai-heng, GUO Hong-wei, ZHENG Hong T1 - A Rigorous Mass Lumping Scheme for Vibration of Beams Y1 - 2019-04-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 118 EP - 122,139 VL - 36 IS - 4 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20170997 ER -