RefUnAnchored forwards this to the base reference.
'Declaration Public Overrides Function ResolveReference( _ ByVal reference As IUltraCalcReference, _ ByVal referenceType As ResolveReferenceType _ ) As IUltraCalcReference
public override IUltraCalcReference ResolveReference( IUltraCalcReference reference, ResolveReferenceType referenceType )
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2