@article{NI Zhi-hui_6, author = {[NI Zhi-hui, MOU Ming-yan, WU Li-chun, ZHAO Jian, ZHONG Liang]}, title = {To Determine the Formula of Sediment Group Settlement Based on Perturbation Theory}, publisher = {Journal of Yangtze River Scientific Research Institute}, year = {2017}, journal = {Journal of Yangtze River Scientific Research Institute}, volume = {34}, number = {1}, eid = {6}, pages = {6-11}, keywords = {sediment group settlement; formula of sediment settlement; perturbation theory; lease square method; coarse and fine particles; single particle velocity}, doi = http://ckyyb.crsri.cn/EN/10.11988/ckyyb.20150842 }