![Land use/land cover changes and its impact on ecosystem services in ecologically fragile zone: A case study of Zhangjiakou City, Hebei Province, China]()
Land use/land cover changes and its impact on ecosystem services in ecologically fragile zone: A case study of Zhangjiakou City, Hebei Province, ChinaHuang, An; Xu, Yueqing; Sun, Piling; Zhou, Guiyao; Liu, Chao; Lu, Longhui; Xiang, Ying; Wang, Hui · Ecological Indicators · 2019