"Knopper" . "componist" . "arrangeur" . "19.." . . "http://data.beeldengeluid.nl/gtaa/1320957" . . "KNOPPER, HENK" . "ne" . "50234" . "47822" . "KNOPPER, HENK |f [componist]" . "Henk" . "KNOPPER, HENK |f [arrangeur]" . "KNOPPER, HENK" .