Philippe Jordan
Self - Director
Ricarda Merbeth
Self - Soprano
Daniela Sindram
Self - Mezzo-soprano
Robert Dean Smith
Self - Ténor
Günther Groissböck
Self - Basse
josé luis basso
Self - Choir director
2021
2019
1986
1987
1967
2015
1982
2005
1984
1999
2008
1991
