#include <StepBasic_ExternalSource.hxx>
#include <StepBasic_ProductDefinitionReference.hxx>
-IMPLEMENT_STANDARD_RTTIEXT(StepBasic_ProductDefinitionReference, MMgt_TShared)
+IMPLEMENT_STANDARD_RTTIEXT(StepBasic_ProductDefinitionReference, Standard_Transient)
//=======================================================================
//function : StepBasic_ProductDefinitionReference