Oleh Jean Michel Massing, National Gallery of Art (U.S.), Luís de Albuquerque, Jonathan Brown, J. J. Martín González, Richard Kagan, Ezio Bassani, J. Michael Rogers, Julian Raby, David Woodward, Francis Maddison, Martin Kemp, Giulio Carlo Argan, Martin Collcutt, Sherman E. Lee, Gari Ledyard, F. W. Mote, Stuart Cary Welch, Michael D. Coe, Miguel León-Portilla, Irving Rouse, José Juan Arrom, Craig Morris, James E. Brown, Warwick Bray, J. H. Elliott
