%0 Journal Article %T Analyzing drivers’ perceived service quality of variable message signs (VMS) %A Ma, Zhuanglin %A Luo, Mingjie %A Chien, Steven I-Jy %A Hu, Dawei %A Zhao, Xue %J PLoS ONE %V 15 %N 10 %D 2020-10-21 %I Public Library of Science %~ DeepDyve