Displaying objects that a user-defined datatype
references and that reference a user-defined datatype
Select the user-defined datatype.
Select File | Properties.
Click the Dependencies button on the General tab of the property sheet.
To display objects that the user-defined datatype references, click the References tab. To display objects referenced by the user-defined datatype, select the Referenced By tab.
In either tab, from the Object Type list, select the type of object you want to view.