Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Let's Make an Opera - The Little Sweep by Britten, Sib 08 Mej 2004, Minn (2003/2004), Immexxi minn Jaanus Rohumaa,, Surmast Direttur Hirvo Surva, Estonian National Opera, Tallinn, Estonia