diff --git a/modules/bibformat/lib/elements/bfe_collection.py b/modules/bibformat/lib/elements/bfe_collection.py
index 564de176c..ec34858e3 100644
--- a/modules/bibformat/lib/elements/bfe_collection.py
+++ b/modules/bibformat/lib/elements/bfe_collection.py
@@ -1,37 +1,40 @@
 # -*- coding: utf-8 -*-
 ##
 ## This file is part of Invenio.
-## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 CERN.
+## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 CERN.
 ##
 ## Invenio is free software; you can redistribute it and/or
 ## modify it under the terms of the GNU General Public License as
 ## published by the Free Software Foundation; either version 2 of the
 ## License, or (at your option) any later version.
 ##
 ## Invenio is distributed in the hope that it will be useful, but
 ## WITHOUT ANY WARRANTY; without even the implied warranty of
 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 ## General Public License for more details.
 ##
 ## You should have received a copy of the GNU General Public License
 ## along with Invenio; if not, write to the Free Software Foundation, Inc.,
 ## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 """BibFormat element - Prints collection identifier
 """
 
 __revision__ = "$Id$"
 
 def format_element(bfo, kb):
     """
     Prints the collection identifier.
     Translate using given knowledge base.
 
     @param kb: a knowledge base use to translate the collection identifier
     """
 
-    collection_identifier = bfo.field("980__a")
+    collection_identifiers = bfo.fields("980__a")
 
+    for collection_identifier in collection_identifiers:
+        translated_collection_identifier = bfo.kb(kb, collection_identifier)
+        if translated_collection_identifier:
+            return translated_collection_identifier
 
-    translated_collection_identifier = bfo.kb(kb, collection_identifier)
+    return ''
 
-    return translated_collection_identifier