diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index ab819d5f849..4bf5d9f6fcf 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -8089,7 +8089,7 @@ class Form
 	 * @param 	int			$forcecombo           	Force to load all values and output a standard combobox (with no beautification)
 	 * @param 	int<0,1>	$disabled             	1=Html component is disabled
 	 * @param	string		$selected_input_value 	Value of preselected input text (for use with ajax)
-	 * @param	string		$objectfield          	Object:Field that contains the definition (in table $fields or $extrafields). Example: 'Object:xxx' or 'Object@module:xxx' (old syntax 'Module_Object:xxx') or 'Object:options_xxx' or 'Object@module:options_xxx' (old syntax 'Module_Object:options_xxx')
+	 * @param	string		$objectfield          	Object:Field that contains the definition of parent (in table $fields or $extrafields). Example: 'Object:xxx' or 'Object@module:xxx' (old syntax 'Module_Object:xxx') or 'Object:options_xxx' or 'Object@module:options_xxx' (old syntax 'Module_Object:options_xxx')
 	 * @return  string	    						Return HTML string
 	 * @see selectForFormsList(), select_thirdparty_list()
 	 */
@@ -8105,11 +8105,11 @@ class Form
 		$sortfield = '';  // Ensure filter has value (for static analysis)
 
 		if ($objectfield) {	// We must retrieve the objectdesc from the field or extrafield
-			// Example: $objectfield = 'product:options_package'
+			// Example: $objectfield = 'product:options_package' or 'myobject@mymodule:options_myfield'
 			$tmparray = explode(':', $objectfield);
 			$objectdesc = '';
 
-			// Load object according to $id and $element
+			// Get instance of object from $element
 			$objectforfieldstmp = fetchObjectByElement(0, strtolower($tmparray[0]));
 
 			$reg = array();
@@ -8128,7 +8128,7 @@ class Form
 			} else {
 				// For a property in ->fields
 				if (array_key_exists($tmparray[1], $objectforfieldstmp->fields)) {
-					$objectdesc = $objectforfieldstmp->fields[$tmparray[1]]['type'];
+					$objectdesc = $objectforfieldstmp->fields[$tmparray[1]]['type'];	// should be integer:ObjectClass...
 					$objectdesc = preg_replace('/^integer[^:]*:/', '', $objectdesc);
 				}
 			}
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 256454a3925..eca890e7be5 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -12254,10 +12254,9 @@ function dolGetButtonTitle($label, $helpText = '', $iconClass = 'fa fa-file', $u
 /**
  * Get an array with properties of an element.
  *
- * @param   string $elementType       Element type (Value of $object->element). Example:
+ * @param   string $elementType       Element type (Value of $object->element or value of $object->element@$object->module). Example:
  *                                    'action', 'facture', 'project', 'project_task' or
- *                                    'myobject@mymodule' or
- *                                    'myobject_mysubobject' (where mymodule = myobject, like 'project_task')
+ *                                    'myobject@mymodule' (or old syntax 'mymodule_myobject' like 'project_task')
  * @return  array{module:string,element:string,table_element:string,subelement:string,classpath:string,classfile:string,classname:string,dir_output:string}		array('module'=>, 'classpath'=>, 'element'=>, 'subelement'=>, 'classfile'=>, 'classname'=>, 'dir_output'=>)
  * @see fetchObjectByElement(), getMultiDirOutput()
  */