8Tsai V J D.Delaunay Triangulations in TIN Creation:Overview and a Linear-time Algorithm[J].International Journal of GIS,1993,7 (6):501-524
9Tarboton D G,Bras R L,Rodriquez I I.On the Extraction of Channel Network from Digital Elevation Data[J].Hydrologic Processes,1991,5(1):81-100
10Thibault D,Gold C M.Terrain Reconstruction from Contours by Skeleton Construction[C].ISPRS Workshop on Dynamic and Multi-Dimensional GIS,Beijing,1999