New York, 8 May 1968 - Institutional correspondence Antonio Serrano's letter to Fernando María Castiella
18 May 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art (second edition) between the Museum of Modern Art, New York, and the Carnegie Institute
<em>Marxist Perspectives</em>, New York, vol. 1, no. 4 (winter, 1978): 28–51 - Article “The Museum of Modern Art as Late Capitalist Ritual: An Iconographic Analysis”