gml:CRSPropertyType is a property type for association roles to a CRS abstract coordinate reference system, either referencing or containing the definition of that CRS.
<complexType name="CRSPropertyType"><annotation><documentation>gml:CRSPropertyType is a property type for association roles to a CRS abstract coordinate reference system, either referencing or containing the definition of that CRS.</documentation></annotation><sequence minOccurs="0"><element ref="gml:AbstractCRS"/></sequence><attributeGroup ref="gml:AssociationAttributeGroup"/></complexType>