Ueli Michel : Choreo Chroma. - Bickmann, Isa; Brehm, Margrit; Dean, Martin R.; Dedola, Rossana; Heil, Axel; Humbert, Nicolas; Köhler, Barbara; Merz, Klaus; Reck, Hans Ulrich; Windhöfel, Lutz (Staatliche Kunsthalle Baden-Baden,, 1998)