Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
The Spanish Hour by Ravel, The Child and the Spells by Ravel, Ħad 21 Jan 2018, Minn (2018/2018), Immexxi minn Jan Eßinger,, Surmast Direttur Pavel Baleff, Opernhaus, Zurich, Switzerland