E. Grosskopf
Dialectics, Op. 9 (Version 5 for Tape, Flute, Viola & Trombone)
Claude Lelong · Vinko Globokar · Erhard Grosskopf · Eberhard Blum
Dialectics, Op. 9 (Version 1 for Tape, Flute, Clarinet & Trombone) [Live]
Vinko Globokar · Erhard Grosskopf · Eberhard Blum · Hans Deinzer