https://www.catholicculture.org/culture/library/view.cfm?id=5057
Library : Ubi Primum (On Discipline For Religious) | Catholic Culture
Ubi Primum (On Discipline For Religious) Encyclical of Pope Pius IX Ubi Primum (On Discipline For Religious) promulgated on June 17, 1847.
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https://www.vatican.va/content/benedict-xv/it/apost_exhortations/documents/hf_ben-xv_exh_19140908_ubi-primum.html
Ubi Primum a tutti i cattolici del mondo (8 settembre 1914)
Ubi Primum a tutti i cattolici del mondo (8 settembre 1914)
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https://catholic.net/op/articles/247/ubi-primum.html
Catholic.net - Ubi Primum
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