Recursively call the GetAllExternalReferences4 method for all the returned external references from the level one and so on.
Artem Taturevych, Application Engineer at Intercad (Australia)
translationXpert – add-in to translate SolidWorks models
myIntercad – an integrated tool for SolidWorks Professionals
Most of them are Virtual components which will cannot be processed by GetAllExternalReferences4