O. M. Ungers. Architectural Design v.61 n.92 1991, 98 John Hejduk. Architectural Design v.61 n.92 1991, 49 O. M. Ungers. Architectural Design v.61 n.92 1991, 92 Bernard Tschumi. Architectural Design v.61 n.92 1991, 90 Robert Stern. Robert Stern. Architectural Design, London 1981, 48 Robert Stern. Robert Stern. Architectural Design, London 1981, 18 O. M. Ungers. Architectural Design v.61 1991, 0 Masaharu Takasaki. Architectural Design 64 January 1994, 51 Alison and Peter Smithson(1968). Alison and Peter Smithson. Architectural Design, London 1982, 19 McNab Gage Potts Pollock. Architectural Design 37 May 1967, 245