Analysis of information sources in references of the Wikipedia article "Pope John XXIII" in English language version.
On 8 March 1963, Pope Giovanni XXIII came to the Angelicum to celebrate the passage from Ateneo Angelicum to University: Pontificia Universitas Studiorum Sancti Tomae Aquinatis in Urbe.
From today therefore, perhaps for the first time in the history of the Roman Catholic Church, all Cardinals are Bishops.