Zavattoni, F. “Using Correspondence to Underline Changes in a Historiographical Network. Ideas for an Inter-Archival Analysis Starting from the Correspondence Between Armando Sapori, Gino Luzzatto, Roberto S. Lopez and Angelo Sraffa”. JLIS.It, vol. 11, no. 1, Jan. 2020, pp. 106-29, doi:10.4403/jlis.it-12582.