At sea: Seashell Budai, Erika Compulsory work IKV 2021. Per una ghirlandetta Van der Roost, Jan F.J. Try again (TBarB) Schroyens, Raymond Try again (SATB) Schroyens, Raymond Barcode Zukunft (pianoreductie) Bikkembergs, Kurt Barcode Zukunft (score) Bikkembergs, Kurt Barcode Zukunft (parts) Bikkembergs, Kurt