1955 - Internal institutional documents A list of works for the Picasso exhibition, which will travel from Paris to Munich
15 June 1956 - Invoices An invoice from R. Lerondelle for the delivery of the works arriving from New York.
ca. 1981 - Newspapers The Guernica Imbroglio. Al international Tug-of-War over Picasso's Protest Painting
<em>The Museum of Modern Art at Mid Century, At Home and Abroad; Studies in Modern Art 4</em>, New York: MoMA, 1994, 38–55 - Article “Revisiting the Revisionists: the Modern, its Critics, and the Cold War”