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Coordinate Reference Systems Coordinates, Method of Geometry
Coordinate Reference System (CRS)
A combination of at least one coordinate system together with its spatial datum. In a CRS, positions or locations of geographic information are described by coordinates.
spatial positions are described by coordinates
in a coordinate reference system -
coordinate reference systems of geodata
have to be homogenized when
different geodata sets are combined
Voser 1996, Voser 1998, Voser 2007, p.7]