Jonathan Neil Gerstner, The Thousand Generation Covenant: Dutch Reformed Covenant Theology and the Rise of a Sense of Group Identity Among the Colonists of South Africa, 1652-1814, BRILL, (ISBN90-04-09361-3, lire en ligne), p. 146
Dale Hoak, The World of William and Mary: Anglo-Dutch Perspectives on the Revolution of 1688-89, Stanford University Press, (ISBN978-0-8047-2406-7, lire en ligne), p. 158
Pasi Ihalainen, Protestant Nations Redefined: Changing Perceptions of National Identity in the Rehetoric of the English, Dutch, and Swedish Public Churches, 1685-1772, BRILL, (ISBN90-04-14485-4, lire en ligne), p. 132
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(nl) « Outrein, Johannes d' », Biografisch lexicon voor de geschiedenis van het Nederlands protestantisme (consulté le )