MEASUREMENT OF ETA'-]PI(+)PI(-)GAMMA IN GAMMA-GAMMA COLLISIONS - ALBRECHT,H; ANDAM,AA; BINDER,U; BOCKMANN,P; GLASER,R; HARDER,G; NIPPE,A; SCHAFER,M; SCHMIDTPARZEFALL,W; SCHRODER,H; SCHULZ,HD; WURTH,R; et al. (PHYSICS LETTERS B, 1987)