Walser, R. (1989). Reclining red: Non-objective painting and sculpture ; Edgar Gutbub, Leo Kornbrust ; Alfons Lachauer, Alf Lechner, Christiane Möbus, Alf Schuler, Dieter Villinger.
Lua i Stíl Chicago (17ú heag.)Walser, Rupert. Reclining Red: Non-objective Painting and Sculpture ; Edgar Gutbub, Leo Kornbrust ; Alfons Lachauer, Alf Lechner, Christiane Möbus, Alf Schuler, Dieter Villinger. München, 1989.
Lua MLA (8ú heag.)Walser, Rupert. Reclining Red: Non-objective Painting and Sculpture ; Edgar Gutbub, Leo Kornbrust ; Alfons Lachauer, Alf Lechner, Christiane Möbus, Alf Schuler, Dieter Villinger. 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.