This interface is implemented by all elements that reference a macro.

Autodesk.AutoCAD.Customization.IReference
    Autodesk.AutoCAD.Customization.CustomizationReference
    Autodesk.AutoCAD.Customization.OverrideItem
    Autodesk.AutoCAD.Customization.PopMenuItem
    Autodesk.AutoCAD.Customization.RibbonCommandButton
    Autodesk.AutoCAD.Customization.ToolbarButton

Public Interface IReference

public interface IReference;