%0 Journal Article %T Influence of vetiver root on strength of expansive soil-experimental study %A Wang, Gui-yao %A Huang, Yong-gang %A Li, Run-fa %A Chang, Jing-mei %A Fu, Jin-liang %J PLoS ONE %V 15 %N 12 %D 2020-12-31 %I Public Library of Science %~ DeepDyve