@article{ZENG Zhi-xiong_80, author = {[ZENG Zhi-xiong, TIAN Hai, HUANG Jue-hao]}, title = {Classification of Swelling-shrinkage Grade of Expansive Soils Based on Cloud Model}, publisher = {Journal of Yangtze River Scientific Research Institute}, year = {2016}, journal = {Journal of Yangtze River Scientific Research Institute}, volume = {33}, number = {2}, eid = {80}, pages = {80-85}, keywords = {expansive soil; swelling-shrinkage grade; classification; cloud model; uncertain reasoning}, doi = http://ckyyb.crsri.cn/EN/10.11988/ckyyb.20140787 }