Vulnerability and influencing factors of rural transportation environment in Qinling-Daba mountainous areas: A case study of Luonan county in Shaanxi province
YANG Qingqing,LIU Qian,YIN Sha,ZHANG Jian,YANG Xinjun,GAO Yanhui
Acta Geographica Sinica . 2019, (6): 1236 -1251 .  DOI: 10.11821/dlxb201906012