O roose roodt Goossens Natalie Barcode Zukunft (pianoreductie) Bikkembergs, Kurt Barcode Zukunft (score) Bikkembergs, Kurt Barcode Zukunft (parts) Bikkembergs, Kurt Zigeunerlieder (mixed) Budai, Erika Zigeunerlieder (equal) Budai, Erika Later Joly, Mark