diff --git a/application/models/data/Doi.php b/application/models/data/Doi.php
index 77b92a71..8fd74392 100644
--- a/application/models/data/Doi.php
+++ b/application/models/data/Doi.php
@@ -120,7 +120,7 @@ class Doi extends Zend_Controller_Plugin_Abstract
 		/*$a = str_replace("{",'',$a);
 		$a = str_replace("}",'',$a);	
 		$a = explode(",",$a); */
-		return $explode(',',substr($a,1,-1));
+		return explode(',',substr($a,1,-1));
 	}
 	
 	function view($id)