TY  - BOOK
AU  - 
TI  - GIS basics.
SN  - 0415246512
AV  - G70.212.W81 
PY  - 2002///
CY  - London: 
PB  - CRC Press, 
N1  - Contents: Introduction -- Vector data structures -- Vector algorithms for lines -- Vector algorithms for areas -- The efficiency of algorithms -- Raster data structures -- Raster algorithms -- Spatial indexing -- Data structures for surfaces -- Algorithms for surfaces -- Data structures and algorithms for networks --
ER  -