Blichfeld, M. F. “The Americanization of the Danish Lutheran Churches in America by Poul C. Nyholm, Ph. D. Professor of Churc History Wartburg Theological Seminary, Dubuque, Iowa”. Grundtvig-Studier 17, no. 1 (januar 1, 1964): 96–99. Set december 6, 2025. https://tidsskrift.dk/grs/article/view/13299.