Pacelli, Eugenio to Gasparri, Pietro from 20 August 1922, in: 'Kritische Online-Edition der Nuntiaturberichte Eugenio Pacellis (1917-1929)', document no. 12258, URL: www.pacelli-edition.de/en/Document/12258. Last access: 05-10-2024.Online since 31-07-2013, last modification 14-04-2014.