西安市城市景观的正负生态系统服务测算及空间格局
李梦桃, 周忠学
Positive and negative ecosystem services evaluation and its spatial pattern analysis on urban landscape: A case study of Xi'an City
Mengtao LI, Zhongxue ZHOU
地理学报 . 2016, (7): 1215 -1230 .  DOI: 10.11821/dlxb201607010