At least 50 dead in western Europe storms Met Office, Winter Storms Met Office, University of Exeter & University of Reading: Extreme Wind Storms Catalogue Free University of Berlin low-pressure naming lists European Windstorm Centre, An unofficial independent forecaster
Truy cập ngày 9 tháng 12 năm 2011.  ^ At least 50 dead in western Europe storms Met Office, Winter Storms Met Office, University of Exeter & University of Reading: Extreme Wind Storms Catalogue Free University of Berlin low-pressure naming lists