NICHOLS A., John Henry Newman and the Illative Sense:
Nichols Aidan, A Grammar of Consent. The Existence of God in Christian Tradition, T&T Clark, Edinburgh 1991, 214 pp., 19-38.
O’DONOGHUE N.D., Newman’s ‘Idea” and the Irish Reality.
The Furrow 42/7-8 (1991) 435-443.
O’LOUGHLIN T., Newman, Vincent of Lerins and Development.
Irish Theological Quarterly 57/2 (1991) 147-166.
PEREIRO J., S.F. Wood and an early theory of development in the Oxford Movement.
Recusant History 20/4 (1991) 524-553.
POTVIN T.R., Le changement, condition de la fidélité selon John Henry Cardinal Newman,
Studies in Religion – Sciences Religieuses 20/3 (1991) 281-298.
POTVIN T.R., La liberté à l’intérieur du développement de la doctrine chrétienne.
Une réflexion à partir de Newman, Questions de liberté. Coll. Héritage et Projet 46. J.-Cl. PETIT et J.-Cl. BRETON (Edd.), Montréal : Fides, 1991, 271-308.
PRICKETT S., Newman: The Physiognomy of Development.
Christianity and Literature 40/3 (1991) 267-276.
QUINN J.R., Cardinal Newman: A Study in Integrity.
Origins 35 (07.02.1991) 579-583.
RAFFERTY O., Cardinal Manning and the Irish Question.
The Allan Review (1991) 4, 8-10.
RATZINGER J., Il Brindisi del Cardinale.
Elogio della coscienza. Il Sabato (16.3.1991) 81-93.