Wiel Arets & Wim van den Bergh, “82 Glass Tower-houses for Tokyo Metropolis”, A Style for the Year 2001, Cat. Shinkenchiku Co. Ltd. J.A. & A+U, Tokyo p.56, 235
Giovanni Battista Piranesi, “Pianta di ampio, magnifico Collegio formata sopra l’idea dell’antiche Palestre de’ Greci, e Terme de’ Romani”, Opere Varie di Architettura, 1750
Herzog & de Meuron – Contribution to Berlin Morgen. Ideen für das Herz einer Grossstadt, Berlin Zentrum; Deutsches Architekturmuseum, Frankfurt a. M., Germany; Exhibition 26 January – 24 March 1991
Franco Albini, Ignazio Gardella, Giulio Minoletti, Giuseppe Palanti, Giangiacomo Predaval, and Giovanni Romano,“Green Milan”, Plan for the Sempione Zone, Milan, Italy, 1938