Columbia subject headings:
Popes--Primacy.
Vatican Council (1st : 1869-1870 : Basilica di San Pietro in Vaticano). Constitutio dogmatica prima de ecclesia Christi.
Harvard subject headings:
Popes--Infallibility
Popes--Infallibility--History of doctrines--19th century.
Popes--Primacy
Popes--Primacy--History of doctrines--19th century.
Vatican Council (1st : 1869-1870 : Basilica di San Pietro in Vaticano). Constitutio dogmatica Pastor aeternus.
Princeton subject headings:
Popes--Primacy.
Vatican Council, 1869-1870. Pastor aeternus.