Global positioning system for geographic information systems
Hogarth, B.S.
Global positioning system for geographic information systems - 1992 - South African Journal of Surveying and Mapping 21(6) December 1992, 299-302(4) .
GIS
GPS
Global positioning system for geographic information systems - 1992 - South African Journal of Surveying and Mapping 21(6) December 1992, 299-302(4) .
GIS
GPS