diff --git a/core/attributedef.class.inc.php b/core/attributedef.class.inc.php
index 3d0158c0f..b1273c19a 100644
--- a/core/attributedef.class.inc.php
+++ b/core/attributedef.class.inc.php
@@ -3992,6 +3992,29 @@ class AttributeDuration extends AttributeInteger
 		$seconds = ($duration % 60); // modulo
 		return array( 'days' => $days, 'hours' => $hours, 'minutes' => $minutes, 'seconds' => $seconds );		
 	}
+
+	static public function GetFormFieldClass()
+	{
+		return '\\Combodo\\iTop\\Form\\Field\\LabelField';
+	}
+
+	public function MakeFormField(DBObject $oObject, $oFormField = null)
+	{
+		if ($oFormField === null)
+		{
+			$sFormFieldClass = static::GetFormFieldClass();
+			$oFormField = new $sFormFieldClass($this->GetCode());
+		}
+		parent::MakeFormField($oObject, $oFormField);
+
+		// Note : As of today, this attribute is -by nature- only supported in readonly mode, not edition
+		$sAttCode = $this->GetCode();
+		$oFormField->SetCurrentValue(html_entity_decode($oObject->GetAsHTML($sAttCode), ENT_QUOTES, 'UTF-8'));
+		$oFormField->SetReadOnly(true);
+
+		return $oFormField;
+	}
+
 }
 /**
  * Map a date+time column to an attribute 
@@ -4690,6 +4713,32 @@ class AttributeExternalField extends AttributeDefinition
 		return $oExtAttDef->GetAsCSV($value, $sSeparator, $sTestQualifier, null, $bLocalize, $bConvertToPlainText);
 	}
 
+	static public function GetFormFieldClass()
+	{
+		return '\\Combodo\\iTop\\Form\\Field\\LabelField';
+	}
+
+	public function MakeFormField(DBObject $oObject, $oFormField = null)
+	{
+		if ($oFormField === null)
+		{
+			$sFormFieldClass = static::GetFormFieldClass();
+			$oFormField = new $sFormFieldClass($this->GetCode());
+		}
+		parent::MakeFormField($oObject, $oFormField);
+
+		// Note : As of today, this attribute is -by nature- only supported in readonly mode, not edition
+		$sAttCode = $this->GetCode();
+		$sAttCodeFriendlyname = $sAttCode .= '_friendlyname';
+		if ($this->IsExternalKey(EXTKEY_ABSOLUTE) && MetaModel::IsValidAttCode(get_class($oObject), $sAttCodeFriendlyname))
+		{
+			$sAttCode = $sAttCodeFriendlyname;
+		}
+		$oFormField->SetCurrentValue(html_entity_decode($oObject->GetAsHTML($sAttCode), ENT_QUOTES, 'UTF-8'));
+
+		return $oFormField;
+	}
+
 	public function IsPartOfFingerprint()
 	{
 		return false;
@@ -5796,7 +5845,33 @@ class AttributeSubItem extends AttributeDefinition
 		return $res;
 	}
 	
-	public function IsPartOfFingerprint() { return false; }
+	public function IsPartOfFingerprint()
+	{
+		return false;
+	}
+
+	static public function GetFormFieldClass()
+	{
+		return '\\Combodo\\iTop\\Form\\Field\\LabelField';
+	}
+
+	public function MakeFormField(DBObject $oObject, $oFormField = null)
+	{
+		if ($oFormField === null)
+		{
+			$sFormFieldClass = static::GetFormFieldClass();
+			$oFormField = new $sFormFieldClass($this->GetCode());
+		}
+		parent::MakeFormField($oObject, $oFormField);
+
+		// Note : As of today, this attribute is -by nature- only supported in readonly mode, not edition
+		$sAttCode = $this->GetCode();
+		$oFormField->SetCurrentValue(html_entity_decode($oObject->GetAsHTML($sAttCode), ENT_QUOTES, 'UTF-8'));
+		$oFormField->SetReadOnly(true);
+
+		return $oFormField;
+	}
+
 }
 
 /**
diff --git a/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php b/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php
index f622d08f1..a456db9fb 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php
+++ b/datamodels/2.x/itop-portal-base/portal/src/forms/objectformmanager.class.inc.php
@@ -434,7 +434,7 @@ class ObjectFormManager extends FormManager
 			$oAttDef = MetaModel::GetAttributeDef(get_class($this->oObject), $sAttCode);
 			
 			// TODO : Make AttributeDefinition::MakeFormField() for all kind of fields
-			if (in_array(get_class($oAttDef), array('AttributeString', 'AttributeEmailAddress', 'AttributeText', 'AttributeLongText', 'AttributeCaseLog', 'AttributeHTML', 'AttributeFriendlyName', 'AttributeEnum', 'AttributeExternalKey', 'AttributeCustomFields', 'AttributeLinkedSet', 'AttributeLinkedSetIndirect', 'AttributeDate', 'AttributeDateTime')))
+			if (in_array(get_class($oAttDef), array('AttributeString', 'AttributeEmailAddress', 'AttributeText', 'AttributeLongText', 'AttributeCaseLog', 'AttributeHTML', 'AttributeFriendlyName', 'AttributeEnum', 'AttributeExternalKey', 'AttributeExternalField', 'AttributeHierarchicalKey', 'AttributeCustomFields', 'AttributeLinkedSet', 'AttributeLinkedSetIndirect', 'AttributeDate', 'AttributeDateTime', 'AttributeDuration', 'AttributeSubItem')))
 			{
 				$oField = $oAttDef->MakeFormField($this->oObject);
 				
@@ -471,7 +471,7 @@ class ObjectFormManager extends FormManager
 					{
 						// Normal field
 					}
-
+					
 					// Specific operation on field
 					// - Field that require a transaction id
 					if (in_array(get_class($oField), array('Combodo\\iTop\\Form\\Field\\TextAreaField', 'Combodo\\iTop\\Form\\Field\\CaseLogField')))
@@ -513,7 +513,7 @@ class ObjectFormManager extends FormManager
 						$oField->SetReadOnly(true);
 					}
 				}
-
+				
 				$oForm->AddField($oField);
 			}
 			else