Frei Otto. Casabella 301 1966, 35 Jan Inge Hovig and Roy Holm. Architecture D'Aujourd'Hui. 96 Jun 1961, 29 Coop Himmelblau. A+U 266 July 1989, 71 Architecture D'Aujourd'Hui. v. 24 no. 50 Dec 1953, cover JD Leland and Co. Pencil Points 12 January 1931, 56 Mies van der Rohe. Architectural Record 100 December 1946, 85 Renato Severino. l'Arca 77 December 1993, 19 Adrian Luchini. A+U 191 August 1986, 103 Louis Kahn. Architecture D'Aujourd'Hui 102 Jun 1962, 5 Ludwig Hilberseimer. Bauhaus 4-1 1929, 3