基于DEA模型的陕西省地质灾害防治投入效果评价

李惠，滕宏泉

Research on efficiency evaluation of geo-disasters prevention investment in Shaanxi Province based on DEA model

LI Hui， TENG Hongquan

人民长江 . 2021, (11): 22 -27 . DOI: 10.16232/j.cnki.1001-4179.2021.11.004