Helmut Jahn. Architectural Design 53 7-8 1983, 85 Future Systems. AA Files 21 Spring 1991, 33 Ivor De Wolfe and Kenneth Browne. Civilia. Architectural Press London 1971, 148 Masato Otaka. Japan Architect 52 Feb 1977, 36 Jan Linek and Vladimir Milunic. Domus 542 January 1975, 13 Future Systems. A+U 219 December 1988, 97 William F Pedersen and Bradford S Tilney. Architecture D'Aujourd'Hui. 96 Jun 1961, 91 Rossella Marchini, Franco Purini, Francesco Tentori, Vittorio Intronini, Antonelle Sotgia. Casabella. Graphite 1984, 189 Frei Otto. Architectural Design 36 July 1966, 356 Eduardo Ortiz L. Auca. 41 1981, 12