Unknown. Architectural Review v.154 n.920 Oct 1973, 247 Hans Hoffmann. Balance v3, n4 1957, 13 Ivor De Wolfe and Kenneth Browne. Civilia. Architectural Press London 1971, 120 Future Systems. A+U 219 December 1988, 97 Frei Otto. Architectural Review v.158 n.945 Nov 1975, 255 Peter Cook. A+U 152 May 1983, 25 COELACANTH. Japan Architect 19 Autumn 1995, 190 Donald E Olsen. Pencil Points 24 February 1943, 39 Z.Hecker A.Neumann E.Sharon. Calli. 36 1969, 39 Jorn Utzon. Architectural Review v.165 n.985 Mar 1979, 146 Muchow Associates. Architectural Record. Aug 1972, 111 Arakawa and Madeline Gins. A+U 255 Dec 1991, 45 Walter Dorwin Teague. Pencil Points 14 October 1933, 439 Arata Isozaki. Domus v.555 February 1976, 15 Piet Blom. GA Houses. 33 1977, 49