Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Boder, Buffle, Haidan, Brenciu, Cachemaille, Hemm, Singverein / Martin "Golgatha" by Martin, Ħam 17 Mar 2005, Minn (2005/2005), Surmast Direttur Michael Boder, Musikverein, Vienna, Austria