Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Writing to Vermeer by Andriessen, Ħam 15 Lul 2004, Minn (2004/2004), Immexxi minn Saskia Boddeke,, Surmast Direttur Reinbert de Leeuw, Dutch National Opera & Ballet, Amsterdam, Netherlands