Skidmore Owings Merrill. Architectural Forum Aug 1950, 101 O. M. Ungers. Architectural Design v.61 1991, 0 Giuseppe Perugini and Uga de Plaisant. L'Architettura  1968, Cedric Purcell de la Vega y Enrique Lopez Contreras. Auca. 45 1982, 15 Philip Johnson. Architecture D'Aujourd'Hui 91 September 1960, 70 Eero Saarinen. Casabella 235 1960, 14 Odile Decq and Benoit Cornette. l'Arca 94 June 1995, 55 Tadao Ando. SD 300 September 1989, 15 William Carmen. Arts and Architecture. Nov 1951, 34 David Gosling. Architectural Review (MANPLAN 3) v.146 n.873 Nov 1969, 383