Works for orchestra Symphony No. 1 „Music on Open Strings“ (1972) Symphony No. 2 „ Music on Abstract Lines/ Illuminatio in Tenebris“ (1973/74) Symphony No. 3 „ Symphony for Strings“/ „Symphony Nocturne“ (1974) Symphony No. 3 – 2. version (Concerto for violin) (2006) Symphony No. 4 „Chiaroscuro“ (1984/89) Symphony No. 5 „Drei mystische Gesänge“ (text: Alexandra Coates) for choir and orchestra (1985) Symphony No. 6 „Music in Microtones“ (1985/86) Symphony No. 7 (1989/90) Symphony No. 8 „Indian Sounds“ for voices and orchestra (1990/91) Symphony No. 9 „Homage to Van Gogh“ (1992-1994) Symphony No. 10 „Drones of Druids on Celtic Ruins“ for brass and percussion (1992/93) Symphony No. 11 (1997) Symphony No. 12 (1998) Symphony No. 13 (2000) Symphony No. 14 (2001–02) "The Americans" Symphony No. 15 (2004/05) "Homage to Mozart" Symphony No. 16 „Time Frozen“ (1993) Vita –Anima della Terra (text: Leonardo da Vinci) for soli, mixed choir and orchestra (1972/76) Planets (1973/74) Fonte di Rimini (text: Leonardo da Vinci) for mixed choir and orchestra (1976/84) Transitions (1984) Cantata da Requiem (1972) Stardust and Dark Matter (2018) b) Chamber orchestra with voice Voices of Women in Wartime. Cantata da Requiem for soprano solo, viola, violoncello, piano and percussion (1972) The Force for Peace in War. Cantata da Requiem for soprano, tape and orchestra (1988) Wir tönen allein (Paul Celan) for soprano, timpani, percussion and string orchestra (1988) Rainbow across the Night Sky for female voices and ensemble (1990) Emily Dickinson Lieder for solo voice and Chamber orchestra (1989) Cette Blanche Agonie (text: Stéphane Mallarmé) for soprano, English horn, oboe, timpani, percussion and string orchestra (1988) c) Chamber music 1. Solo-instrument Colony Air for piano solo (1982) Colony Air No. 2 for harpe (1982) Reaching for the Moon for flute (1988) To Be Free Of It for one to three percussionists (1988/89) Castles in the Air for Tenorsaxophone solo (1993) Märchensuite for flute (1996) Sonata for Violin Solo (1999) Sonata for Piano No. 1 (1972) Sonata for Piano No. 2 (2001) The Books for piano (2003) Five Abstractions for piano solo (1962) Interludium for organ solo (1962) Star Tracks Through Darkness for organ solo (1974/89) Prayers without words for organ solo (2002) 2. Two instruments Sylken for flute and piano (1961) Fantasy about „Wie schön leuchtet der Morgenstern" for viola and organ (1973) Overture to Saint Joan for organ and percussion Fiori for flute and tape (1988) Fiori and the Princess