API Reference > OdIfc4x1 Namespace > Classes > IfcConversionBasedUnit Class > IfcConversionBasedUnit Methods > IfcConversionBasedUnit::getInvHasExternalReference Method
IfcConversionBasedUnit::getInvHasExternalReference Method
Syntax
C++
void getInvHasExternalReference(OdDAIObjectIds& HasExternalReference) const;
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