ier -->
    <div data-dojo-type="esri/dijit/metadata/form/iso/ObjectReference"
      data-dojo-props="target:'gmi:identifier',label:'${i18nISO19115.MI_Event.identifier}'">
      <div data-dojo-type="app/gxe/types/ISO19115/gmd/identification/SimpleMD_Identifier"></div>
    </div>
    
    <!-- trigger -->
    <div data-dojo-type="esri/dijit/metadata/form/iso/CodeListReference"
      data-dojo-props="target:'gmi:trigger',label:'${i18nISO19115.MI_TriggerCode.caption}'">
      <div data-dojo-type="app/gxe/types