A type that is used sparsely. A reference of this type can be created in Microsoft Excel for a defined name. It is in the form "temp.xslx!DefinedName" where "temp.xslx" is the name of the file containing the reference.
Reference type that is specific for defined names. For example, if the DefinedName.RefersTo property is the "!$D$6" string, then the type of this reference is the CurrentWorksheet.
A reference to an external worksheet.
Invalid sheet reference in expressions used in defined names.
A reference that contains the sheet name and the cell reference. A sheet name is the name of the sheet in the current workbook, for example "Sheet1!A2".
An object of the SheetReferenceType type is used to specify the SheetReference.Type property value.