diff --git a/htdocs/contrat/contact.php b/htdocs/contrat/contact.php
index 5b3493a7249..1e8fbcbfdee 100644
--- a/htdocs/contrat/contact.php
+++ b/htdocs/contrat/contact.php
@@ -156,11 +156,11 @@ if ($id > 0 || ! empty($ref))
 		$morehtmlref.='<div class="refidno">';
 		// Ref customer
 		$morehtmlref.=$form->editfieldkey("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', 0, 1);
-		$morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1);
+		$morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1, 'getFormatedCustomerRef');
 		// Ref supplier
 		$morehtmlref.='<br>';
 		$morehtmlref.=$form->editfieldkey("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', 0, 1);
-		$morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1);
+		$morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1, 'getFormatedSupplierRef');
 		// Thirdparty
 	    $morehtmlref.='<br>'.$langs->trans('ThirdParty') . ' : ' . $object->thirdparty->getNomUrl(1);
         // Project
diff --git a/htdocs/contrat/document.php b/htdocs/contrat/document.php
index 60daaa22ce4..64ecff642f7 100644
--- a/htdocs/contrat/document.php
+++ b/htdocs/contrat/document.php
@@ -128,11 +128,11 @@ if ($object->id)
 	$morehtmlref.='<div class="refidno">';
 	// Ref customer
 	$morehtmlref.=$form->editfieldkey("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', 0, 1);
-	$morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1);
+	$morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1, 'getFormatedCustomerRef');
 	// Ref supplier
 	$morehtmlref.='<br>';
 	$morehtmlref.=$form->editfieldkey("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', 0, 1);
-	$morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1);
+	$morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1, 'getFormatedSupplierRef');
 	// Thirdparty
 	$morehtmlref.='<br>'.$langs->trans('ThirdParty') . ' : ' . $object->thirdparty->getNomUrl(1);
 	// Project
diff --git a/htdocs/contrat/info.php b/htdocs/contrat/info.php
index 1170c7e9f9e..7d2b897f761 100644
--- a/htdocs/contrat/info.php
+++ b/htdocs/contrat/info.php
@@ -92,11 +92,11 @@ $morehtmlref.=$form->editfieldval("",'ref',$object->ref,0,'string','',0,2);
 $morehtmlref.='<div class="refidno">';
 // Ref customer
 $morehtmlref.=$form->editfieldkey("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', 0, 1);
-$morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1);
+$morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1, 'getFormatedCustomerRef');
 // Ref supplier
 $morehtmlref.='<br>';
 $morehtmlref.=$form->editfieldkey("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', 0, 1);
-$morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1);
+$morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1, 'getFormatedSupplierRef');
 // Thirdparty
 $morehtmlref.='<br>'.$langs->trans('ThirdParty') . ' : ' . $object->thirdparty->getNomUrl(1);
 // Project
diff --git a/htdocs/contrat/note.php b/htdocs/contrat/note.php
index 1ab0edfbcf3..886e836f10e 100644
--- a/htdocs/contrat/note.php
+++ b/htdocs/contrat/note.php
@@ -96,11 +96,11 @@ if ($id > 0 || ! empty($ref))
     $morehtmlref.='<div class="refidno">';
     // Ref customer
     $morehtmlref.=$form->editfieldkey("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', 0, 1);
-    $morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1);
+    $morehtmlref.=$form->editfieldval("RefCustomer", 'ref_customer', $object->ref_customer, $object, 0, 'string', '', null, null, '', 1, 'getFormatedCustomerRef');
     // Ref supplier
     $morehtmlref.='<br>';
     $morehtmlref.=$form->editfieldkey("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', 0, 1);
-    $morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1);
+    $morehtmlref.=$form->editfieldval("RefSupplier", 'ref_supplier', $object->ref_supplier, $object, 0, 'string', '', null, null, '', 1, 'getFormatedSupplierRef');
     // Thirdparty
     $morehtmlref.='<br>'.$langs->trans('ThirdParty') . ' : ' . $object->thirdparty->getNomUrl(1);
     // Project