^Cite error: The named reference Aloysius was invoked but never defined (see the help page).
^ abMartyrologium Romanum (2004). Vatican City: Administrationem Patrimonii Sedis Apostolicae in Civitate Vaticana. 2004. pp. 347–348. Retrieved 1 June 2026.
^United Nations (6 January 2015). "International Days". United Nations. Retrieved 2 January 2021.