Coop Himmelblau. A+U 256 Jan 1992, 26 Coop Himmelblau. AAFiles 15 Summer 1987, 21 Coop Himmelblau. A+U 266 July 1989, 106 Coop Himmelblau. A+U 266 July 1989, 68 Coop Himmelblau. A+U 266 July 1989, 71 Coop Himmelblau. Architectural Design v.61 n.92 1991, 24 Coop Himmelblau. Architectural Design v.61 n.92 1991, 26 Coop Himmelblau. Architectural Design v.61 n.92 1991, 1