基于人居环境特征的青藏高原“无人区”空间界定
李文君, 李鹏, 封志明, 游珍, 肖池伟

Spatial definition of "Unpopulated Areas (UPAs)" based on the characteristics of human settlements in the Qinghai-Tibet Plateau, China
LI Wenjun, LI Peng, FENG Zhiming, YOU Zhen, XIAO Chiwei
图4 青藏高原居民点分布地形特征
Fig. 4 Topographical characteristics of the settlements in the Qinghai-Tibet Plateau