TY - Journal of Resources and Ecology A1 - LI Qiuying, LIANG Longwu, WANG Zhenbo T1 - Spatiotemporal Differentiation and the Factors Influencing Eco-efficiency in China Y1 - 2021-05-30 00:00:00.0 JF - Journal of Resources and Ecology JO - Journal of Resources and Ecology SP - 155 EP - 164 VL - 12 IS - 2 UR - {https://www.jorae.cn/EN/10.5814/j.issn.1674-764x.2021.02.003} N1 - 10.5814/j.issn.1674-764x.2021.02.003 ER -