per L’armata angelica… una Bibliografia di base
http://youtube.com/watch?v=VJeG5T9ScD8
http://youtube.com/watch?v=FcIeo3nRT7Q
http://youtube.com/watch?v=5-dATcjRrkg
http://youtube.com/watch?v=rd0pF6jGw6U&feature=related
http://youtube.com/watch?v=nO3-ZdkO6Fk