coordinateSystems.xsd

See ISO/DIS 19136 13.4.
The coordinate systems schema components can be divded into  three logical parts, which define elements and types for XML encoding of the definitions of:
-	Coordinate system axes
-	Abstract coordinate system
-	Multiple concrete types of spatial-temporal coordinate systems
These schema components encode the Coordinate System packages of the UML Models of ISO 19111 Clause 9 and ISO/DIS 19136 D.3.10.