Joost Schmidt. Bauhaus 2-2 1928, 23 Andres Keller, Michael D Mackaulay. Quaderns. 198 1993, 16 Hiroshi Hara. GA Document. 4 1981, 112 Pirkko and Pekka Piira. Casabella 323 1968, 7 Robert Stern. Robert Stern. Architectural Design, London 1981, cover Alan Boutwell and Michael Mitchell. Domus 470 January 1969, 4 Frei Otto. Architectural Review v.158 n.945 Nov 1975, 255 Kazuo Shinohara. Architecture D'Aujourd'Hui 228 September 1983, 44 Leonardo Ricci. Architecture D'Aujourd'Hui 207 April 1980, 4 Hector Guimard (1912). Hector Guimard(Monograph Series), Architectural Design, London 1978, 74