RefUnAnchored forwards this to the base reference.
'Declaration Public Overloads Overrides Function FindItem( _ ByVal name As String _ ) As ICalculationReference
public override ICalculationReference FindItem( string name )
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, 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