Ecological security pattern analysis of Jiuquan oasis using remote sensing and GIS. - Ming Guo; Xin Li 029; Duning Xiao (IGARSS, 2005)

The effects of the mountain forest changes on hydrology in Northwest Arid China. - Guojing Yang; Duning Xiao; Yongjian Ding (IGARSS, 2005)