M. E. H. Rotival. Balance v1, n3 1955, 12 Gutbrod, Otto, Leonhardt, Kendel, Keis, Medlin. Casabella 309 1966, 23 Le Corbusier. Envisioning Architecture (MoMA, New York, 2002) 1932, 75 Henry Bernard. Architecture D'Aujourd'Hui v. 24 no. 49 Oct 1953, xxiii Norman Foster. Architectural Design v.61 n.92 1991, 32 A. V. Vlasov. Architecture D'Aujourd'Hui 63 Dec 1955, 89 Gwathmey Seigel. GA Document. 4 1981, 80 Carlo Moretti. Domus v.558 May 1976, 11 Makoto Sei Watanabe. SD 327 December 1991, 40 Ian Akroyd and Karen Whatley . Architectural Design 53 3-4 1983, 59