[S54] ADS — Guerra & Robotti, The Disappearance and Death of Ettore Majorana (2013 abstract)
https://ui.adsabs.harvard.edu/abs/2013PhP....15..160G/abstract
seconda manoAbstract Guerra-Robotti 2013: documenti -> morte prima sett. 1939; fellowship gesuiti nov. 1939; inchieste polizia/Vaticano. Locator ADS; PDF paywall.