DEM提取黄土高原地面坡度的不确定性
汤国安,赵牡丹,李天文,刘咏梅,谢元礼
Modeling Slope Uncertainty Derived from DEMs in Loess Plateau
TANG Guoan, ZHAO Mudan, LI Tianwen, LIU Yongmei, XIE Yuanli
地理学报 . 2003, (6): 824 -830 .  DOI: 10.11821/xb200306004