gml:polarCS is an association role to the polar coordinate system used by this CRS.
<gml:polarCS xlink:actuate="" xlink:arcrole="" xlink:href="" nilReason="" gml:remoteSchema="" xlink:role="" xlink:show="" xlink:title="" xlink:type="simple"> <gml:PolarCS aggregationType="" gml:id="">{1,1}</gml:PolarCS> </gml:polarCS>
<element name="polarCS" type="gml:PolarCSPropertyType"> <annotation> <documentation>gml:polarCS is an association role to the polar coordinate system used by this CRS.</documentation> </annotation> </element>