The WKT property allows specifying a Well Known Text value describing the Geographic Coordinate System.
Well Known Text strings are specified in the document 01-009 of OpenGIS Implementation Specification.
System.String WKT
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In Acrobat 9.0, the string length of WKT is limited to 1024 bytes. If an EPSG code is present, it shall be consistent with the WKT string.
Member of CDIntfEx.IMeasure.