Defining the land use area threshold and optimizing its structure to improve supply-demand balance state of ecosystem services - Pei Huang; Xiaoqing Zhao; Junwei Pu; Zexian Gu; Yuju Ran; Yifei Xu; Beihao Wu; Wenwen Dong; Guoxun Qu; Bo Xiong; Longjin Zhou (Journal of Geographical Sciences, 2024)